admire (v.) Look up admire at Dictionary.com
early 15c. (implied in admired), from Middle French admirer (Old French amirer, 14c.), or directly from Latin admirari "to wonder at" (see admiration). Related: Admiring; admiringly.
admirer (n.) Look up admirer at Dictionary.com
c. 1600, agent noun from admire (v.). "In common speech, a lover" [Johnson], a sense recorded from 1704.
admissibility (n.) Look up admissibility at Dictionary.com
1763, from admissible + -ity.
admissible (adj.) Look up admissible at Dictionary.com
1610s, from Middle French admissible, from past participle stem of Latin admittere (see admit). Legal sense is recorded from 1849.
admission (n.) Look up admission at Dictionary.com
early 15c., "acceptance, reception, approval," from Latin admissionem (nominative admissio) "a letting in," noun of action from past participle stem of admittere (see admit). Meaning "an acknowledging" is from 1530s. Sense of "a literal act of letting in" is from 1620s. As short for admission price, by 1792.
admit (v.) Look up admit at Dictionary.com
late 14c., "let in," from Latin admittere "to allow to enter, let in, let come, give access," from ad- "to" (see ad-) + mittere "let go, send" (see mission). Sense of "to concede as valid or true" is first recorded early 15c. Related: Admitted; Admitting.
admittance (n.) Look up admittance at Dictionary.com
1580s, "the action of admitting," formed in English from admit + -ance (if from Latin, it would have been *admittence; French uses accès in this sense). Used formerly in senses where admission now prevails. Admissure was used in this sense from mid-15c.
admittedly (adv.) Look up admittedly at Dictionary.com
1780, from past participle of admit + -ly (2).
admixture (n.) Look up admixture at Dictionary.com
c. 1600, with -ure, from admix (1530s), a back-formation from admixt (early 15c.), from Latin admixtus "mixed with," past participle of admiscere "to add to by mingling, mix with," from ad- "to" (see ad-) + miscere "to mix" (see mix). In Middle English admixt was mistaken as a past participle of a (then) non-existent *admix. Earlier in this sense was admixtion (late 14c.).
admonish (v.) Look up admonish at Dictionary.com
mid-14c., amonesten "remind, urge, exhort, warn, give warning," from Old French amonester (12c.) "urge, encourage, warn," from Vulgar Latin *admonestare, from Latin admonere "bring to mind, remind, suggest;" also "warn, advise, urge," from ad- "to" (see ad-) + monere "advise, warn" (see monitor (n.)).

The -d- was restored on Latin model. The ending was influenced by words in -ish (such as astonish, abolish). Related: Admonished; admonishing. Latin also had commonere "to remind," promonere "to warn openly," submonere "to advise privately."
admonition (n.) Look up admonition at Dictionary.com
late 14c., amonicioun "reminding, instruction," from Old French amonicion "admonition, exhortation," from Latin admonitionem (nominative admonitio), noun of action from past participle stem of admonere "to advise, warn" (see admonish). Meaning "warning" is early 15c. The -d- was restored in English 17c.
admonitory (adj.) Look up admonitory at Dictionary.com
1590s, from Late Latin admonitorius, from Latin admonitus, past participle of admonere "to advise, warn" (see admonish).
ado (n.) Look up ado at Dictionary.com
late 14c., "conflict, fighting; difficulty, trouble," compounded from at do, dialectal in Norse influenced areas of England for to do, as some Scandinavian languages used at with infinitive of a verb where Modern English uses to. For sense development, compare to-do. Meaning "fuss" is from early 15c. Also used in Middle English for "dealings, traffic," and "sexual intercourse" (both c. 1400).
adobe (n.) Look up adobe at Dictionary.com
1739, American English, from Spanish adobe, from oral form of Arabic al-tob "the brick," from Coptic tube "brick," a word found in hieroglyphics.
adolescence (n.) Look up adolescence at Dictionary.com
"age following childhood" (especially the period from the 15th to the 21st year), early 15c., from Middle French adolescence (14c.), from Latin adolescentia "youth," noun of state from adolescentem (see adolescent (n.)).
adolescent (n.) Look up adolescent at Dictionary.com
mid-15c., "youth, young man," from Middle French adolescent (15c.) or directly from Latin adolescentem (nominative adolescens) "growing, near maturity, youthful," present participle of adolescere "grow up, come to maturity, ripen," from ad- "to" (see ad-) + alescere "be nourished," hence, "increase, grow up," inchoative of alere "to nourish" (see old). Adolesce was a back-formed verb used early 20c. by H.G. Wells, G.B. Shaw, Louis MacNeice, but it seems not to have taken.
adolescent (adj.) Look up adolescent at Dictionary.com
1785, from Latin adolescentem (nominative adolescens) "growing, near maturity, youthful," present participle of adolescere "grow up, come to maturity, ripen" (see adolescent (n.)).
Adolph Look up Adolph at Dictionary.com
masc. proper name, from Old High German Athalwolf "noble wolf," from athal "noble" (see atheling) + wolf (see wolf (n.)). The -ph is from the Latinized form of the name.
Adonai Look up Adonai at Dictionary.com
Old Testament word for "God," late 14c., from Medieval Latin, from Hebrew, literally "my lord," from adon (see Adonis) + suffix of 1st person.
Adonis (n.) Look up Adonis at Dictionary.com
"a beau," 1620s, from Greek Adonis, name of the youth beloved by Aphrodite, from Phoenician adon "lord," probably originally "ruler," from base a-d-n "to judge, rule." Adonai is the Hebrew cognate.
adopt (v.) Look up adopt at Dictionary.com
c. 1500, a back-formation from adoption or else from Middle French adopter or directly from Latin adoptare "take by choice, choose for oneself, select, choose" (especially a child). Originally in English also of friends, fathers, citizens, etc. Sense of "to legally take as one's own child" and that of "to embrace, espouse" a practice, method, etc. are from c. 1600. Related: Adopted; adopting.
adoption (n.) Look up adoption at Dictionary.com
mid-14c., from Old French adopcion or directly from Latin adoptionem (nominative adoptio), noun of action from past participle stem of adoptare "chose for oneself, take by choice, select, adopt," especially "to take into a family, adopt as a child," from ad- "to" (see ad-) + optare "choose, wish, desire" (see option (n.)).
adoptive (adj.) Look up adoptive at Dictionary.com
early 15c., from Middle French adoptif, from Latin adoptivus "pertaining to adoption," from stem of adoptere (see adopt).
adorable (adj.) Look up adorable at Dictionary.com
1610s, from French adorable, from Latin adorabilis "worthy of worship," from adorare (see adore). Weakened sense of "delightful, charming" is recorded from 1710. Related: Adorably; adorableness.
adoration (n.) Look up adoration at Dictionary.com
1540s, from Middle French adoration, from Latin adorationem (nominative adoratio) "worship, adoration," noun of action from past participle stem of adorare; see adore, the original sense of which is preserved in this word.
adore (v.) Look up adore at Dictionary.com
late 14c., aouren, "to worship, pay divine honors to, bow down before," from Old French aorer "to adore, worship, praise" (10c.), from Latin adorare "speak to formally, beseech, ask in prayer," in Late Latin "to worship," from ad- "to" (see ad-) + orare "speak formally, pray" (see orator). Meaning "to honor very highly" is attested from 1590s; weakened sense of "to be very fond of" emerged by 1880s. Related: Adored; adoring.
adoring (adj.) Look up adoring at Dictionary.com
1650s, "worshipping," present participle adjective from adore. Related: Adoringly.
adorn (v.) Look up adorn at Dictionary.com
late 14c., "to decorate, embellish," also "be an ornament to," from Old French aorner "to order, arrange, dispose, equip; adorn," from Latin adornare "equip, provide, embellish," from ad- "to" (see ad-) + ornare "prepare, furnish, adorn, fit out," from stem of ordo "order" (see order (n.)). The -d- was reinserted by French scribes 14c., in English from late 15c. Related: Adorned; adorning.
adornment (n.) Look up adornment at Dictionary.com
late 14c., "act of adorning;" also "a thing which adorns;" from Old French aornement "ornament, decoration," from aorner (see adorn).
Adrastea Look up Adrastea at Dictionary.com
"nemesis," daughter of Zeus, distributor of rewards and punishments, from Greek Adrasteia, literally "she from whom there is no escape," from adrastos "not running away," from privative prefix a- + stem of drasmos "a running away," related to dromos "course" (see dromedary).
adrenal (adj.) Look up adrenal at Dictionary.com
"of or near the kidneys," 1866, Modern Latin, from ad- + renalis "of the kidneys," from Latin renes "kidneys." Adrenal gland is from 1875.
adrenaline (n.) Look up adrenaline at Dictionary.com
also Adrenalin (trademark name), coined 1901 by Japanese chemist Jokichi Takamine (1853-1922), who discovered it, from Modern Latin adrenal (see adrenal) + chemical suffix -ine (2). Adrenaline rush was in use c. 1970.
Adrian Look up Adrian at Dictionary.com
masc. proper name, from Latin Adrianus/Hadrianus, literally "of the Adriatic" (see Adriatic).
Adriatic Look up Adriatic at Dictionary.com
sea east of Italy, from Latin Adriaticus, from town of Atria (modern Atri) in Picenum, once a seaport but now more than 12 miles inland. The name is perhaps from atra, neuter of atrum "black," hence "the black city;" or else it represents Illyrian adur "water, sea."
adrift (adv.) Look up adrift at Dictionary.com
1620s, from a- (1) "on" + drift. Figurative use by 1680s.
adroit (adj.) Look up adroit at Dictionary.com
1650s, "dexterous," originally "rightly," from French adroit, from phrase à droit "according to right," from Old French à "to" (see ad-) + droit "right," from Late Latin directum "right, justice," accusative of Latin directus "straight" (see direct (v.)). Related: Adroitly; adroitness.
adsorb (v.) Look up adsorb at Dictionary.com
1882, transitive (intransitive use attested from 1919), back-formation from adsorption "condensation of gases on the surfaces of solids" (1882), coined in German from ad- + -sorption, abstracted from absorption. See absorb. Related: Adsorbent; adsorption.
adulate (v.) Look up adulate at Dictionary.com
1777, back-formation from adulation.
adulation (n.) Look up adulation at Dictionary.com
late 14c., "insincere praise," from Old French adulacion, from Latin adulationem (nominative adulatio) "a fawning; flattery, cringing courtesy," noun of action from past participle stem of aduliari "to flatter," from ad- "to" (see ad-) + ulos "tail," from PIE *ul- "the tail" (source also of Sanskrit valah "tail," Lithuanian valai "horsehair of the tail"). The original notion is "to wag the tail" like a fawning dog (compare Greek sainein "to wag the tail," also "to flatter;" see also wheedle).
adult (n.) Look up adult at Dictionary.com
"adult person," 1650s, from adult (adj.).
adult (adj.) Look up adult at Dictionary.com
1530s (but not common until mid-17c.), from Latin adultus "grown up, mature, adult, ripe," past participle of adolescere "grow up, mature" (see adolescent). As a euphemism for "pornographic," it dates to 1958 and does no honor to the word. In the old British film-rating system, A indicated "suitable for exhibit to adult audiences," and thus implicitly unsuitable for children (1914).
adulterate (v.) Look up adulterate at Dictionary.com
1530s, back-formation from adulteration, or else from Latin adulteratus, past participle of adulterare "to falsify, corrupt," also "to commit adultery." Earlier verb was adulter (late 14c.). Related: Adulterated; adulterating.
adulteration (n.) Look up adulteration at Dictionary.com
c. 1500, from Latin adulterationem (nominative adulteratio), noun of action from past participle stem of adulterare "corrupt, falsify; debauch; commit adultery," from ad- "to" (see ad-) + alterare "to alter" (see alter).
adulterer (n.) Look up adulterer at Dictionary.com
early 15c., earlier avouter (c. 1300), avoutrer (late 14c.), agent noun from obsolete verb adulter "commit adultery; adulterate" (late 14c.), from Latin adulterare "to corrupt" (see adulteration).
adulteress (n.) Look up adulteress at Dictionary.com
late 14c., avoutresse, agent noun in fem. form from obsolete verb adulter (see adulterer).
adulterous (adj.) Look up adulterous at Dictionary.com
c. 1400, avoutrious "addicted to adultery," from obsolete verb adulter (see adulterer) + -ous.
adultery (n.) Look up adultery at Dictionary.com
"voluntary violation of the marriage bed," c. 1300, avoutrie, from Old French avouterie (12c.), noun of condition from avoutre, from Latin adulterare "to corrupt" (see adulteration). Modern spelling, with the re-inserted -d-, is from early 15c. (see ad-).

In Middle English, also "sex between husband and wife for recreational purposes; idolatry, perversion, heresy." Classified as single adultery (with an unmarried person) and double adultery (with a married person). Old English word was æwbryce "breach of law(ful marriage)" (compare German Ehebruch). Adultery Dune in Arizona corresponds to Navajo sei adilehe "adultery sand," where illicit lovers met privately.
adulthood (n.) Look up adulthood at Dictionary.com
1850, from adult + -hood.
adumbrate (v.) Look up adumbrate at Dictionary.com
"to outline, to sketch," 1580s, from Latin adumbratus "sketched, shadowed in outline," past participle of adumbrare "to represent (a thing) in outline" (see adumbration). Meaning "to overshadow" is 1660s. Related: Adumbrated; adumbrating.
adumbration (n.) Look up adumbration at Dictionary.com
1530s, from Latin adumbrationem (nominative adumbratio) "a sketch in shadow, sketch, outline," noun of action from past participle stem of adumbrare "to cast a shadow, overshadow, represent (a thing) in outline," from ad- "to" (see ad-) + umbrare "to cast in shadow," from PIE *andho- "blind, dark" (see umbrage).