ambi-youdaoicibaDictYouDict[ambi- 词源字典]
word-forming element meaning "both, on both sides," from Latin ambi- "around, round about," from PIE *ambhi "around" (cognates: Greek amphi "round about;" Sanskrit abhitah "on both sides," abhi "toward, to;" Avestan aibi; Old English ymbe, German um; Gaulish ambi-, Old Irish imb- "round about, about;" Old Church Slavonic oba; Lithuanian abu "both"). The PIE root probably is an ablative plural of *ant-bhi "from both sides," from *ant- "front, forehead" (see ante).[ambi- etymology, ambi- origin, 英语词源]
ambiance (n.)youdaoicibaDictYouDict
1923, a reborrowing of the French form of ambience, used in art writing as a term meaning "atmospheric effect of an arrangement" (see ambient).
ambidexterity (n.)youdaoicibaDictYouDict
1650s, from obsolete adjective ambidexter "two-sided, using both hands with equal facility," also "double-dealing," from Medieval Latin ambidexter (see ambidextrous) + -ity.
ambidextrous (adj.)youdaoicibaDictYouDict
1640s, with -ous, from ambidexter (adj.) "double-dealing" (1610s), from French ambidextre or directly from Latin ambidexter, literally "right-handed on both sides," from ambi- "both" (see ambi-) + dexter "right-handed" (see dexterity). Its opposite, ambilevous "left-handed on both sides, clumsy" (1640s) is rare. Ambidexter as a noun, "one who takes bribes from both sides," is attested from 1530s and is the earliest form of the word in English; its sense of "one who uses both hands equally well" appears by 1590s.
AmbienyoudaoicibaDictYouDict
trade name for prescription medication Zolpidem, registered 1993 in U.S., no doubt suggested by ambient or words like it in French.
ambience (n.)youdaoicibaDictYouDict
1797, from French ambiance (see ambient). Compare ambiance.
ambient (adj.)youdaoicibaDictYouDict
1590s, "surrounding, encircling," from Latin ambientem (nominative ambiens) "going round," present participle of ambire "to go around," from amb- "around" (see ambi-) + ire "go" (see ion). The ground sense of "revolving" led to "encircling, lying all around."
ambiguity (n.)youdaoicibaDictYouDict
c. 1400, "uncertainty, doubt, indecision, hesitation," also from Medieval Latin ambiguitatem (nominative ambiguitas) "double meaning, equivocalness, double sense," noun of state from ambiguus (see ambiguous).
ambiguous (adj.)youdaoicibaDictYouDict
1520s, from Latin ambiguus "having double meaning, shifting, changeable, doubtful," adjective derived from ambigere "to dispute about," literally "to wander," from ambi- "about" (see ambi-) + agere "drive, lead, act" (see act). Sir Thomas More (1528) seems to have first used it in English, but ambiguity dates back to c. 1400. Related: Ambiguously; ambiguousness.
ambisexual (adj.)youdaoicibaDictYouDict
"unisex" (of clothing), also "bisexual," 1912 in the jargon of psychology, from ambi- + sexual. As a humorous coinage based on ambidextrous, ambisextrous is recorded from 1929.
ambisexuality (n.)youdaoicibaDictYouDict
1916, from ambisexual + -ity.
ambit (n.)youdaoicibaDictYouDict
late 14c., "space surrounding a building or town; precinct;" 1590s, "a circuit," from Latin ambitus "a going round," past participle of ambire "to go round, to go about" (see ambient).
ambition (n.)youdaoicibaDictYouDict
mid-14c., from Middle French ambition or directly from Latin ambitionem (nominative ambitio) "a going around," especially to solicit votes, hence "a striving for favor, courting, flattery; a desire for honor, thirst for popularity," noun of action from past participle stem of ambire "to go around" (see ambient).

Rarely used in the literal sense in English, where it carries the secondary Latin sense of "eager or inordinate desire of honor or preferment." In early use always pejorative, of inordinate or overreaching desire; ambition was grouped with pride and vainglory.
ambitious (adj.)youdaoicibaDictYouDict
late 14c., from Latin ambitiosus "going around to canvass for office," from ambitio (see ambition). Related: Ambitiously.
ambivalence (n.)youdaoicibaDictYouDict
"simultaneous conflicting feelings," 1924 (1912 as ambivalency), from German Ambivalenz, coined 1910 by Swiss psychologist Eugen Bleuler (1857-1939) on model of German Equivalenz "equivalence," etc., from Latin ambi- "both" (see ambi-) + valentia "strength," from present participle of valere "be strong" (see valiant). A psychological term that by 1929 had taken on a broader literary and general sense.
ambivalent (adj.)youdaoicibaDictYouDict
1916, originally a term in psychology; back-formation from ambivalence. In general use by 1929.
ambivert (n.)youdaoicibaDictYouDict
"person exhibiting features of an extrovert and an introvert," coined by Kimball Young in "Source Book for Social Psychology" (1927), from ambi- "about, around" + Latin vertere, as in introvert. Related: Ambiversion.
amble (v.)youdaoicibaDictYouDict
early 14c., from Old French ambler "walk as a horse does," from Latin ambulare "to walk, to go about, take a walk," perhaps a compound of ambi- "around" (see ambi-) and -ulare, from PIE root *el- "to go" (cognates: Greek ale "wandering," alaomai "wander about;" Latvian aluot "go around or astray"). Until 1590s used only of horses or persons on horseback. Related: Ambled; ambling. As a noun, from late 14c.
ambler (n.)youdaoicibaDictYouDict
late 14c., agent noun from amble (v.).
amblosis (n.)youdaoicibaDictYouDict
"abortion, miscarriage," 1706, Modern Latin, from Greek amblosis "abortion," noun of action from ambloesthai "to come to nought." Related: Amblotic.