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9 definitions found From The Collaborative International Dictionary of English v.0.44 [gcide]: O \O\ ([=o]), noun; pl. {O's} or {Oes} ([=o]z). 1. The letter O, or its sound. ''Mouthing out his hollow oes and aes.'' --Tennyson. 2. Something shaped like the letter O; a circle or oval. ''This wooden O [Globe Theater]''. --Shak. 3. A cipher; zero. [R.] Thou art an O without a figure. --Shak. From The Collaborative International Dictionary of English v.0.44 [gcide]: Os \Os\, noun; pl. {Ossa}. [L.] A bone. From The Collaborative International Dictionary of English v.0.44 [gcide]: Os \Os\, noun; pl. {Ora}. [L.] A mouth; an opening; an entrance. From The Collaborative International Dictionary of English v.0.44 [gcide]: Os \Os\, noun; pl. {Osar}. [Sw. [*a]s ridge, chain of hills, pl. [*a]sar.] (Geol.) One of the ridges of sand or gravel found in Sweden, etc., supposed by some to be of marine origin, but probably formed by subglacial waters. The osar are similar to the kames of Scotland and the eschars of Ireland. See {Eschar}. From The Collaborative International Dictionary of English v.0.44 [gcide]: Os \Os\, noun (Chem.) The chemical symbol for the element {osmium}. [PJC] From WordNet (r) 2.0 [wn]: os noun 1: a mouth or mouthlike opening 2: a hard brittle blue-gray or blue-black metallic element that is one of the platinum metals; the heaviest metal known [syn: {osmium}, {atomic number 76}] 3: (computer science) software that controls the execution of computer programs and may provide various services [syn: {operating system}] 4: the left eye [syn: {oculus sinister}] 5: rigid connective tissue that makes up the skeleton of vertebrates [syn: {bone}] [also: {ossa} (pl), {osar} (pl), {ora} (pl)] From Jargon File (4.3.1, 29 Jun 2001) [jargon]: OS /O-S/ 1. [Operating System] n. An abbreviation heavily used in email, occasionally in speech. 2. n. obs. On ITS, an output spy. See "{OS and JEDGAR}" in Appendix A. From The Free On-line Dictionary of Computing (27 SEP 03) [foldoc]: OS 1. {operating system}. 2. [obsolete, {ITS}], an output spy. See "{OS and JEDGAR}". 3. An {operating system} from {IBM} for their {System/360} line of hardware announced in 1964. OS was planned with several flavours that were supposed to be compatible. OS was late, memory hungry and not able to reach the marketing objectives of IBM for the 360/30, the planned successor of the {IBM 1401}. IBM then decided to design a new operating system for the low end machines which they called {DOS/360}. [{Jargon File}] (1997-09-22) From Virtual Entity of Relevant Acronyms (Version 1.9, June 2002) [vera]: OS Operating System | |||
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