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Consult Chambers 21st Century Dictionary, The Chambers Thesaurus (1996) or Chambers Biographical Dictionary (1997 edition with amendments). Enter your search and choose your title from the drop-down menu.

Search results for 'o':

O1 or o noun (Oes, Os, or o's) 1 the fifteenth letter of the English alphabet. 2 the shape of this letter • formed his mouth into an O. 3 in telephone, etc jargon: zero; nought.

O3 abbreviation 1 Ocean. 2 (also o) octavo. 3 see under OH. 4 Old. 5 ordinary, in eg O level or O Grade.

O4 symbol 1 chem oxygen. 2 an ABO blood group system.

O' prefix in surnames of Irish Gaelic origin: descendant of (a specified person).
ETYMOLOGY: 18c: from Irish Gaelic ó or ua grandson or descendant, from earlier aue.

o' prep, chiefly archaic & dialect 1 short form of of. See also o'clock. 2 short form of on.

-o suffix, slang or colloquial, forming nouns (plural -os) signifying an abbreviation or diminutive • winoaggro.