herb (n.) Look up herb at Dictionary.com
c. 1300, erbe "non-woody plant," from Old French erbe "grass, herb, plant" (12c.), from Latin herba "grass, an herb, herbage, turf." Refashioned after Latin since 15c., but the h- was mute until 19c. Slang meaning "marijuana" is attested from 1960s.
herbaceous (adj.) Look up herbaceous at Dictionary.com
1640s, from Latin herbaceus, from herba (see herb).
herbage (n.) Look up herbage at Dictionary.com
late 14c., "non-woody plants collectively," from Old French erbage or directly from Medieval Latin herbagium; see herb + -age.
herbal (adj.) Look up herbal at Dictionary.com
1610s, from Latin herbalis, from herba (see herb).
herbalist (n.) Look up herbalist at Dictionary.com
1590s; see herbal + -ist. Earlier such a person might have been called herber (early 13c. as a surname).
Herbert Look up Herbert at Dictionary.com
masc. proper name, introduced in England by the Normans, from Old French Herbert, Latinized from Frankish *Hari-berct, *Her(e)-bert, literally "army-bright;" see harry (v.) + bright (adj.).
herbicide (n.) Look up herbicide at Dictionary.com
1888, originally a trademark name, from herb + -cide.
herbivore (n.) Look up herbivore at Dictionary.com
1851, from Modern Latin herbivora (1830) or French herbivore (1748), from Latin herbivorus, from herba "a herb" + vorare "devour, swallow" (see voracity).
herbivorous (adj.) Look up herbivorous at Dictionary.com
"plant-eating," 1660s, from Modern Latin herbivorus, from Latin herba "a herb" + vorare "devour, swallow" (see voracity).
Herculean (adj.) Look up Herculean at Dictionary.com
1590s, from Hercules + -an.
Hercules Look up Hercules at Dictionary.com
hero, son of Zeus and Alcmene, c. 1200 (originally in reference to the Pillars of Hercules), also Ercules, from Latin Hercles, from Greek Herakles, literally "Glory of Hera;" from Hera (q.v.) + kleos "glory, renown" (see Clio). Used figuratively of strength since late 14c. Vocative form Hercule was a common Roman interjection (especially me Hercule!) "assuredly, certainly."
Hercynian (adj.) Look up Hercynian at Dictionary.com
1580s, designating the forest-covered mountains of ancient Germany, from Latin Hercynia (silva) "Hercynian (forest)," related to Greek Orkynios drymos, probably from Old Celtic *Perkunya, from PIE *perq(o)- "oak, oak forest, wooded mountain" (see fir).
herd (n.) Look up herd at Dictionary.com
Old English heord "herd, flock," from Proto-Germanic *herdo- (cognates: Old Norse hjorð, Old High German herta, German Herde, Gothic hairda "herd"), from PIE *kerdh- "a row, group, herd" (cognates: Sanskrit śárdhah "herd, troop," Old Church Slavonic čreda "herd," Greek korthys "heap," Lithuanian kerdžius "shepherd"). Herd instinct in psychology is first recorded 1908.
herd (v.) Look up herd at Dictionary.com
mid-13c., “to watch over or herd (livestock);” of animals, “to gather in a herd, to form a flock,” late 14c., from herd (n.). Related: Herded; herding.
herdsman (n.) Look up herdsman at Dictionary.com
Old English heordman, but the word was not common until herd (Old English hierde) in sense "keeper of domestic animals which go in herds" fell from use (see shepherd). See herd (n.) + man (n.). Intrusive -s- appeared early 15c., on model of craftsman, etc.
here Look up here at Dictionary.com
Old English her "in this place, where one puts himself," from Proto-Germanic pronominal stem *hi- (from PIE *ki- "this;" see he) + adverbial suffix -r. Cognate with Old Saxon her, Old Norse, Gothic her, Swedish här, Middle Dutch, Dutch hier, Old High German hiar, German hier.

Phrase here today and gone tomorrow first recorded 1680s in writings of Aphra Behn. Here's to _____ as a toast is from 1590s, probably short for here's health to _____. In vulgar speech, this here as an adjective is attested from 1762. To be neither here nor there "of no consequence" attested from 1580s. Here we go again as a sort of verbal roll of the eyes is attested from 1950. Noun phrase here and now "this present life" is from 1829.
hereabout Look up hereabout at Dictionary.com
"about this, with regard to this matter," c. 1200, from here + about. Meaning "in the vicinity, near here" is from early 13c. Hereabouts is from 1590s.
hereafter Look up hereafter at Dictionary.com
Old English heræfter (adv.) "in the future; later on;" see here + after. Meaning "after death" is mid-14c. As a noun, "time in the future," from 1540s. Meaning "a future world, the world to come" is from 1702.
hereby Look up hereby at Dictionary.com
mid-13c., from here + by. Compare Dutch hierbij, German hierbei.
hereditable (adj.) Look up hereditable at Dictionary.com
mid-15c.; see heredity + -able. Related: Hereditability.
hereditament Look up hereditament at Dictionary.com
"inherited property," mid-15c., from Medieval Latin hereditamentum, from Latin hereditatem (see heredity).
hereditary (adj.) Look up hereditary at Dictionary.com
early 15c., hereditarie, from Latin hereditarius, from hereditas (see heredity).
hereditism (n.) Look up hereditism at Dictionary.com
1874; see heredity + -ism.
heredity (n.) Look up heredity at Dictionary.com
1530s, from Middle French hérédité (12c.), from Latin hereditatem (nominative hereditas) "heirship, inheritance, condition of being an heir," from heres (genitive heredis) "heir, heiress," from PIE root *ghe- "to be empty, left behind" (source also of Greek khera "widow"). Legal sense of "inheritable quality or character" first recorded 1784; the modern biological sense seems to be found first in 1863, introduced by Herbert Spencer.
Herefordshire Look up Herefordshire at Dictionary.com
Old English Herefordscir, from Hereford (958), literally "ford suitable for the passage of an army." Probably so-called in reference to the Roman road passing over the Wye River. Herford in Germany has the same etymology. As the name for a type of cattle, first bred there, it is attested from 1789.
herein Look up herein at Dictionary.com
late Old English herinne; see here + in.
hereof Look up hereof at Dictionary.com
late Old English; see here + of. Compare Danish hereaf, Swedish häraf.
hereon Look up hereon at Dictionary.com
Old English heron; see here + on.
heresiarch (n.) Look up heresiarch at Dictionary.com
1620s, from Church Latin haeresiarcha, from Late Greek hairesiarkhes (see heresy + arch-).
heresy (n.) Look up heresy at Dictionary.com
"an opinion of private men different from that of the catholick and orthodox church" [Johnson], c. 1200, from Old French heresie (12c.), from Latin hæresis, "school of thought, philosophical sect," used by Christian writers for "unorthodox sect or doctrine," from Greek hairesis "a taking or choosing, a choice," from haireisthai "take, seize," middle voice of hairein "to choose," of unknown origin, perhaps from PIE *ser- (5) "to seize" (cognates: Hittite šaru "booty," Welsh herw "booty").

The Greek word was used in the New Testament in reference to the Sadducees, Pharisees, and even the Christians, as sects of Judaism, but in English bibles it usually is translated sect. Meaning "religious belief opposed to the orthodox doctrines of the Church" evolved in Late Latin. Transferred (non-religious) use from late 14c.
heretic (n.) Look up heretic at Dictionary.com
mid-14c., from Old French eretique (14c., Modern French hérétique), from Church Latin haereticus, from Greek hairetikos "able to choose," the verbal adjective of hairein (see heresy).
heretical (adj.) Look up heretical at Dictionary.com
early 15c., from Middle French eretical and directly from Medieval Latin haereticalis, from haereticus (see heretic).
hereto Look up hereto at Dictionary.com
late 12c., from here + to.
heretofore Look up heretofore at Dictionary.com
c. 1200, from here + obsolete Old English toforan.
hereunder Look up hereunder at Dictionary.com
early 15c., from here + under.
hereunto Look up hereunto at Dictionary.com
c. 1500, from here + unto.
hereupon Look up hereupon at Dictionary.com
late Old English, from here + upon.
herewith Look up herewith at Dictionary.com
late Old English herwith; see here + with.
heriot (n.) Look up heriot at Dictionary.com
Old English here-geatwe (plural) "military equipment, army-gear," from here "army" (see harry). An Anglo-Saxon service of weapons, loaned by the lord to his retainer and repayable to him upon the retainer's death; transferred by 13c. to a feudal due upon the death of a tenant, payable to his lord in beasts.
heritable (adj.) Look up heritable at Dictionary.com
early 15c., from Old French héritable (c. 1200), from hériter (see heritage). Related: Heritability.
heritage (n.) Look up heritage at Dictionary.com
c. 1200, "that which may be inherited," from Old French iritage, eritage, heritage, from heriter "inherit," from Late Latin hereditare, ultimately from Latin heres (genitive heredis) "heir" (see heredity).
Herman Look up Herman at Dictionary.com
masc. proper name, from German Hermann, from Old High German Hariman, literally "man of war, warrior," from hari "host, army" (see harry (v.)) + man "man" (see man (n.)).
hermaphrodism (n.) Look up hermaphrodism at Dictionary.com
1808, from French hermaphrodisme, from hermaphrodite (see hermaphrodite).
hermaphrodite (n.) Look up hermaphrodite at Dictionary.com
late 14c. (harmofroditus), from Latin hermaphroditus, from Greek Hermaphroditos (Latin Hermaphroditus), son of Hermes and Aphrodite, who, in Ovid, was loved by the nymph Salmacis so ardently that she prayed for complete union with him and as a result they were united bodily, combining male and female characteristics. Also used figuratively in Middle English of "one who improperly occupies two offices." As a name for the condition, Middle English had hermofrodito (late 14c.), hermofrodisia (early 15c.). As an adjective, from c. 1600.
hermaphroditic (adj.) Look up hermaphroditic at Dictionary.com
1620s, from hermaphrodite + -ic. Earlier form was hermaphroditical (c. 1600).
hermeneutic (adj.) Look up hermeneutic at Dictionary.com
"interpretive," 1670s, from Greek hermeneutikos "interpreting," from hermeneutes "interpreter," from hermeneuein "to interpret," of unknown origin (formerly considered ultimately a derivative of Hermes, as the tutelary divinity of speech, writing, and eloquence).
hermeneutical (adj.) Look up hermeneutical at Dictionary.com
1798, from hermeneutic + -al (1). Related: Hermeneutically.
hermeneutics (n.) Look up hermeneutics at Dictionary.com
1737, from hermeneutic; also see -ics.
Hermes Look up Hermes at Dictionary.com
Olympian messenger and god of commerce, son of Zeus and Maia, identified by the Romans with their Mercury, from Greek Hermes, of unknown origin.
hermetic (adj.) Look up hermetic at Dictionary.com
c. 1600 (implied in hermetically), "completely sealed," also (1630s) "dealing with occult science or alchemy," from Latin hermeticus, from Greek Hermes, god of science and art, among other things, identified by Neoplatonists, mystics, and alchemists with the Egyptian god Thoth as Hermes Trismegistos "Thrice-Great Hermes," who supposedly invented the process of making a glass tube airtight (a process in alchemy) using a secret seal.