hart (n.) Look up hart at Dictionary.com
Old English heorot "hart, stag, male deer," from Proto-Germanic *herutaz (cognates: Old Saxon hirot, Old Frisian and Dutch hert "stag, deer," Old High German hiruz, Old Norse hjörtr, German Hirsch "deer, stag, hart"), perhaps from PIE *keru-, extended form of root *ker- (1) "horn" (see horn (n.)). Now, a male deer after its fifth year.
hartebeest (n.) Look up hartebeest at Dictionary.com
1786, from Afrikaans, from Dutch hertebeest "antelope," from hert "hart" (see hart) + beest "beast, ox" (in S.African Dutch "steer, cattle"), from Middle Dutch beeste, from Old French beste "beast" (see beast).
hartshorn (n.) Look up hartshorn at Dictionary.com
"ammonium carbonate," Old English heortes hornes, from hart + horn (n.). So called because a main early source of ammonia was the antlers of harts.
harum-scarum Look up harum-scarum at Dictionary.com
1670s (adv.), probably a compound of obsolete hare (v.) "harry" + scare (v.), with 'um as a reduced form of them. As an adjective from 1751; as a noun from 1784.
haruspex (n.) Look up haruspex at Dictionary.com
1580s, from Latin haruspex (plural haruspices) "soothsayer by means of entrails," first element from PIE *ghere- "gut, entrail" (see yarn); second element from Latin spic- "beholding, inspecting," from PIE *speks "he who sees," from root *spek- "to observe" (see scope (n.1)). The practice is Etruscan. Related: Haruspical; haruspication.
Harvard Look up Harvard at Dictionary.com
U.S. college named for John Harvard (1607-1638), Puritan immigrant minister who bequeathed half his estate and 260 books to the yet-unorganized college that had been ordered by the Massachusetts colonial government. The surname is cognate with Hereward, Old English hereweard, literally "army guard."
harvest (n.) Look up harvest at Dictionary.com
Old English hærfest "autumn, period between August and November," from Proto-Germanic *harbitas (cognates: Old Saxon hervist, Old Frisian and Dutch herfst, German Herbst "autumn," Old Norse haust "harvest"), from PIE *kerp- "to gather, pluck, harvest" (cognates: Sanskrit krpana- "sword," krpani "shears;" Greek karpos "fruit," karpizomai "make harvest of;" Latin carpere "to cut, divide, pluck;" Lithuanian kerpu "cut;" Middle Irish cerbaim "cut").

The borrowing of autumn and the use of fall in a seasonal sense gradually focused the meaning of harvest to "the time of gathering crops" (mid-13c.), then to the action itself and the product of the action (after c. 1300). Figurative use by 1530s. Harvest home (1590s) is the occasion of bringing home the last of the harvest; harvest moon (1706) is that which is full within a fortnight of the autumnal equinox.
harvest (v.) Look up harvest at Dictionary.com
c. 1400, from harvest (n.). Of wild animals, from 1947; of cells, from 1946. Related: Harvested; harvesting.
harvester (n.) Look up harvester at Dictionary.com
"a reaper," 1590s; agent noun from harvest (v.). Meaning "machine for reaping and binding" is from 1847.
Harvey Look up Harvey at Dictionary.com
masc. proper name introduced in England by Bretons at the Conquest; from Old French Hervé, Old Breton Aeruiu, Hærviu, literally "battle-worthy."
has (v.) Look up has at Dictionary.com
third person singular present indicative of have. Has-been "one who has outlived his fame" first recorded c. 1600 (as hes-beene).
hasenpfeffer (n.) Look up hasenpfeffer at Dictionary.com
1892, from German hasenpfeffer, from Hase "hare" (see hare) + pfeffer "pepper" (see pepper).
hash (v.) Look up hash at Dictionary.com
1650s, "to hack, chop into small pieces," from French hacher "chop up," from Old French hache "ax" (see hatchet). Hash browns is short for hash browned potatoes (1917), with the -ed omitted, as in mash potatoes. The hash marks on a football field were so called 1960s, from similarity to hash marks, armed forces slang for "service stripes on the sleeve of a military uniform" (1909), which supposedly were called that because they mark the number of years one has had free food (hash (n.1)) from the Army; but perhaps there is a connection with the noun form of hatch (v.2).
hash (n.2) Look up hash at Dictionary.com
short for hashish, 1959.
hash (n.1) Look up hash at Dictionary.com
"a stew," 1660s, from hash (v.). Meaning "a mix, a mess" is from 1735.
hashish (n.) Look up hashish at Dictionary.com
1590s, from Arabic hashish "powdered hemp," literally "dry herb," from hashsha "it became dry, it dried up."
Hasidic (adj.) Look up Hasidic at Dictionary.com
also Chasidic, 1927, from Hasidim + -ic.
Hasidim Look up Hasidim at Dictionary.com
also Chasidim, 1812, adherents of a conservative Jewish religious movement founded 1750 by Rabbi Israel ben Eliezer Baal Shem Tobh, from Hebrew hasidhim, literally "pious ones," plural of hasidh "kind, pious." Earlier used in Hebrew of adherents of an anti-Hellenistic faction during the time of the Maccabean Wars.
hasp (n.) Look up hasp at Dictionary.com
Old English hæpse "fastening, clip," with later Old English metathesis of -p- and -s-. Related to Old Norse hespa "hasp, fastening," Middle Dutch, German haspe "clamp, hinge, hook," of uncertain origin.
hassle (n.) Look up hassle at Dictionary.com
1945, American English, perhaps from U.S. Southern dialectal hassle "to pant, breathe noisily" (1928), of unknown origin; or perhaps from hatchel "to harass" (1800), which may be a variant of hazel, the name of the plant that furnished switches for whippings. Noted in 1946 as a show biz vogue word.
hassle (v.) Look up hassle at Dictionary.com
1951, from hassle (n.). Related: Hassled; hassling.
hassock (n.) Look up hassock at Dictionary.com
Old English hassuc "clump of grass, coarse grass," of unknown origin. Sense of "thick cushion" is first recorded 1510s, with the likely connection being the perceived similarity of a kneeling cushion and a tuft of grass.
hast (v.) Look up hast at Dictionary.com
archaic second person singular present indicative of have.
hasta la vista Look up hasta la vista at Dictionary.com
Spanish, literally "until the meeting (again)," salutation in parting.
hasta luego Look up hasta luego at Dictionary.com
Spanish, literally "until soon;" salutation in parting.
haste (n.) Look up haste at Dictionary.com
early 13c., from Old French haste "haste, urgency, hastiness" (12c., Modern French hâte), from Frankish *haifst "violence," from Proto-Germanic *haifstiz (cognates: Gothic haifsts "strife," Old English hæste "violent, vehement, impetuous"). To make haste is recorded by 1530s.
haste (v.) Look up haste at Dictionary.com
late 13c., from Old French haster (Modern French hâter), from haste (see haste). Now largely superseded by hasten (1560s).
hasten (v.) Look up hasten at Dictionary.com
1560s, extended form of haste (v.) with -en (1). Related: Hastened; hastening.
hastily (adv.) Look up hastily at Dictionary.com
c. 1300, "quickly," from hasty + -ly (2). Meaning "without due consideration" is 1580s.
Hastings Look up Hastings at Dictionary.com
Old English Hæstingas "The Hastings; settlement of the family or followers of a man called *Hæsta;" literally "Hæsta's People."
The Hæstingas were an important tribal group referred to in an 8th cent. Northumbrian chronicle as the gens Hestingorum which seems to have kept a separate identity as late as the early 11th cent. ["Cambridge Dictionary of English Place-Names"]
hasty (adj.) Look up hasty at Dictionary.com
mid-14c., "speedy, quick," by 1500s replacing or nativizing earlier hastif (c. 1300) "eager, impetuous," from Old French hastif "speedy, rapid; forward, advanced; rash, impetuous" (12c., Modern French hâtif), from haste (see haste). Meaning "requiring haste" is late 14c. (the sense in hasty pudding, 1590s, so called because it was made quickly); that of "rash" is from early 15c. Related: Hastiness. Old French also had a form hasti (for loss of terminal -f, compare joli/jolif, etc.), which may have influenced the form of the English word.
The termination was doubtless from the first identified with native -i, -y, from OE -ig; and it is noticeable that the other Teutonic langs. have formed corresponding adjs. of that type: Du. haastig, Ger., Da., Sw. hastig. [OED]
hat (n.) Look up hat at Dictionary.com
Old English hæt "hat, head covering," from Proto-Germanic *hattuz "hood, cowl" (cognates: Frisian hat, Old Norse hattr), from PIE root *kadh- "cover, protect" (cognates: Lithuanian kudas "tuft or crest of a bird," Latin cassis "helmet"). Now, "head covering with a more or less horizontal brim." To throw one's hat in the ring was originally (1847) to take up a challenge in prize-fighting. To eat one's hat is said to have been originally To eat Old Rowley's [Charles II's] hat.
hat trick (n.) Look up hat trick at Dictionary.com
1879, originally from cricket, "taking three wickets on three consecutive deliveries;" extended to other sports c.1909, especially ice hockey ("In an earlier contest we had handed Army a 6-2 defeat at West Point as Billy Sloane performed hockey's spectacular 'hat trick' by scoring three goals" ["Princeton Alumni Weekly," Feb. 10, 1941]). Allegedly because it entitled the bowler to receive a hat from his club commemorating the feat (or entitled him to pass the hat for a cash collection), but also influenced by the image of a conjurer pulling things from his hat (an act attested by 1876). The term was used earlier for a different sort of magic trick:
Place a glass of liquor on the table, put a hat over it, and say, "I will engage to drink every drop of that liquor, and yet I'll not touch the hat." You then get under the table; and after giving three knocks, you make a noise with your mouth, as if you were swallowing the liquor. Then, getting from under the table, say "Now, gentlemen, be pleased to look." Some one, eager to see if you have drunk the liquor, will raise the hat; when you instantly take the glass and swallow the contents, saying, "Gentlemen I have fulfilled my promise: you are all witnesses that I did not touch the hat." ["Wit and Wisdom," London, 1860]
hatch (v.1) Look up hatch at Dictionary.com
"to produce young from eggs by incubation," from Middle English hachen (early 13c.), probably from an unrecorded Old English *hæccan, of unknown origin, related to Middle High German, German hecken "to mate" (used of birds). Meaning "to come forth from an egg" is late 14c. Figurative use (of plots, etc.) is from early 14c. Related: Hatched; hatching.
hatch (n.) Look up hatch at Dictionary.com
"opening," Old English hæc (genitive hæcce) "fence, grating, gate," from Proto-Germanic *hak- (cognates: Middle High German heck, Dutch hek "fence, gate"). This apparently is the source of many of the Hatcher surnames; "one who lives near a gate." Sense of "plank opening in ship's deck" is first recorded mid-13c. Drinking phrase down the hatch first recorded 1931.
hatch (v.2) Look up hatch at Dictionary.com
"engrave, draw fine parallel lines," late 14c., from Old French hachier "chop up, hack" (14c.), from hache "ax" (see hatchet). Related: Hatched; hatching. The noun meaning "an engraved line or stroke" is from 1650s.
hatchback Look up hatchback at Dictionary.com
type of rear door of an automobile, 1970, from hatch (n.) + back (n.).
hatchery (n.) Look up hatchery at Dictionary.com
1880, from hatch (v.1) + -ery.
hatchet (n.) Look up hatchet at Dictionary.com
c. 1300 "small ax" (mid-12c. in surnames), from Old French hachete, diminutive of hache "ax, battle-axe, pickaxe," possibly from Frankish *happja or some other Germanic source, from Proto-Germanic *hapjo- (cognates: Old High German happa "sickle, scythe"), from PIE root *kop- "to beat, strike" (cognates: Greek kopis "knife;" Lithuanian kaplys "hatchet," kapoti "cut small;" Old Church Slavonic skopiti "castrate").

In Middle English, hatch itself was used in a sense "battle-axe." In 14c., hang up (one's) hatchet meant "stop what one is doing." Phrase bury the hatchet (1794) is from a supposed Native American peacemaking custom. Hatchet-man was originally California slang for "hired Chinese assassin" (1880), later extended figuratively to journalists who attacked the reputation of a public figure (1944).
hatchling (n.) Look up hatchling at Dictionary.com
1854, from hatch (v.1) + diminutive suffix -ling.
hatchway (n.) Look up hatchway at Dictionary.com
1620s, originally nautical, from hatch (n.) + way (n.).
hate (v.) Look up hate at Dictionary.com
Old English hatian "to hate," from Proto-Germanic *haton (cognates: Old Saxon haton, Old Norse hata, German hassen, Gothic hatan "to hate"), from PIE root *kad- "sorrow, hatred" (cognates: Avestan sadra- "grief, sorrow, calamity," Greek kedos "care, trouble, sorrow," Welsh cas "pain, anger"). Related: Hated; hating. French haine (n.), hair (v.) are Germanic. Hate crime attested from 1988.
hate (n.) Look up hate at Dictionary.com
Old English hete "hatred, spite," from Proto-Germanic *hatis- (cognates: Old Norse hattr, Old Frisian hat, Dutch haat, Old High German has, German Hass, Gothic hatis; see hate (v.)). Altered in Middle English to conform with the verb. Hate mail is first attested 1967.
hateful (adj.) Look up hateful at Dictionary.com
mid-14c., "full of hate;" late 14c., "exciting hate;" from hate + -ful. Related: Hatefully; hatefulness.
hater (n.) Look up hater at Dictionary.com
late 14c., "one who hates, an enemy," agent noun from hate (v.).
hath (v.) Look up hath at Dictionary.com
archaic third person singular present indicative of have.
Hathor Look up Hathor at Dictionary.com
goddess of love and joy in ancient Egypt, from Greek Hathor, from Egyptian Het-Hert, literally "the house above," or possibly Het-Heru "house of Horus."
hatless (adj.) Look up hatless at Dictionary.com
mid-15c., from hat + -less.
hatred (n.) Look up hatred at Dictionary.com
early 13c., from hate + rare suffix -red, from Old English ræden "state, condition," related to verb rædan "to advise, discuss, rule, read, guess." See read (v.) and see second element of kindred and proper names Æþelræd and Alfred.
hatter (n.) Look up hatter at Dictionary.com
late 14c., from hat + -er (1).