| 单词 | a- |
| 释义 | a- a-1 a reduced form of the Old English preposition on, meaning "on," "in," "into," "to," "toward," preserved before a noun in a prepositional phrase, forming a predicate adjective or an adverbial element (afoot; abed; ashore; aside; away), or before an adjective (afar; aloud; alow), as a moribund prefix with a verb (acknowledge), and in archaic and dialectal use before a present participle in -ing (set the bells aringing); and added to a verb stem with the force of a present participle (ablaze; agape; aglow; astride; and originally, awry). [ME, late OE; cf. A2, NOWADAYS] a-2 a reduced form of the Old English preposition of: akin; afresh; anew. [ME; see A3] a-3 an old point-action prefix, not referring to an act as a whole, but only to the beginning or end: She arose (rose up). They abided by their beliefs (remained faithful to the end). [ME; OE a- (unstressed), ae-, a-, o- (stressed; see ABB, WOOF1, OAKUM), rarely or- (see ORDEAL) << Gmc *uz- < unstressed IE *uss- < *ud-s, akin to OUT; in some cases confused with A-4, as in ABRIDGE] a-4 var. of ab- before p and v: aperient; avert. [ME < L a-, a- (var. of ab- AB-); in some words < F a- < L ab-, as in ABRIDGE] a-5 var. of ad-, used: (1) before sc, sp, st (ascend) and (2) in words of French derivation (often with the sense of increase, addition): amass. [ME, in some words < MF a- < L ad- prefix or ad prep. (see AD-), as in ABUT; in others < L a- (var. of ad- AD-), as in ASCEND] a-6 var. of an-1 before a consonant, meaning "not," "without": amoral; atonal; achromatic. |
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