a-

views updated Jun 27 2018

a-4 pref. of negation and privation, repr. Gr. a- (before a vowel AN-2) = UN-1. Occurs in (i) words repr. Gr. comps., mostly via F. or L., and in which the significance of the pref. is wholly or partially obscured, as abyss, adamant, amethyst, atom; (ii) terms of the arts and sciences, having Gr. bases, but coming mainly through late, med., or modL., as aseptic, athematic; (iii) such terms derived from other bases, as asexual; (iv) gen. terms modelled on these, as amoral, asocial.

a-

views updated May 18 2018

a-1 reduced form of ON prep. (in late OE., but not gen. before XII); the first el. of many predicative adjs. and advs. consisting of the prep. and a sb., e.g. aback, alive, asleep, away; early ME. are afire, afoot; later aflame, ashore. Some depend upon French, as aboard, across, around, in which the preps. à, en have been assim. to or replaced by the Eng. prefix. From XVI combined with a vb.-stem as in adrift, astride.

a-

views updated Jun 11 2018

a-2 reduced form of OF prep., as in afresh, akin, anew. Cf. †a clock (XV–XVIII), now O'CLOCK. Not in living use since ME. In comps. with vbs. the pref. of- is repr. in e.g. athirst.

a-

views updated Jun 11 2018

a-3 pref. of vbs., OE. ā-, orig. ar-, or- = OHG. ar-, ir-, ur- (G. er-), Goth. us-, ur-, meaning ‘away, out’, and hence used as an intensive, as in abide, ago, arise, ashamed.

a-

views updated Jun 11 2018

a- (an-) prefix denoting absence of; lacking; not.

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