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OS    音标拼音: ['ɑs]
n. 骨,孔,穴裂口

骨,孔,穴裂口

os
n 1: a mouth or mouthlike opening
2: a hard brittle blue-grey or blue-black metallic element that
is one of the platinum metals; the heaviest metal known [synonym:
{osmium}, {Os}, {atomic number 76}]
3: (computer science) software that controls the execution of
computer programs and may provide various services [synonym:
{operating system}, {OS}]
4: the left eye [synonym: {oculus sinister}, {OS}]
5: rigid connective tissue that makes up the skeleton of
vertebrates [synonym: {bone}, {os}]

O \O\ ([=o]), n.; pl. {O's} or {Oes} ([=o]z).
1. The letter O, or its sound. "Mouthing out his hollow oes
and aes." --Tennyson.
[1913 Webster]

2. Something shaped like the letter O; a circle or oval.
"This wooden O [Globe Theater]". --Shak.
[1913 Webster]

3. A cipher; zero. [R.]
[1913 Webster]

Thou art an O without a figure. --Shak.
[1913 Webster]


Os \Os\, n.; pl. {Ossa}. [L.]
A bone.
[1913 Webster]


Os \Os\, n.; pl. {Ora}. [L.]
A mouth; an opening; an entrance.
[1913 Webster]


Os \Os\, n.; 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}.
[1913 Webster]


Os \Os\, n. (Chem.)
The chemical symbol for the element {osmium}.
[PJC]

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)

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英文字典中文字典相关资料:


  • Operating System - Overview
    An Operating System (OS) is an interface between a computer user and computer hardware An operating system is a software which performs all the basic tasks like file management, memory management, process management, handling input and output, and controlling peripheral devices such as disk drives
  • Operating System Tutorial - Online Tutorials Library
    An Operating System (OS) is an interface between a computer user and computer hardware An operating system is a software which performs all the basic tasks like file management, memory management, process management, handling input and output, and controlling peripheral devices such as disk drives and printers
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    The Python walk () method of OS module displays the file names in the specified directory tree by traversing the tree either in top-down or bottom-up approach
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    The OS module is a built-in module in Python, so you do not need to install it separately It is used to interact with the operating system and perform various tasks such as file manipulation, process management, and environment variable management
  • Basics of Computers - Types of OS - Online Tutorials Library
    An operating system that presents an interface comprising graphics and icons is called a GUI OS GUI OS is very easy to navigate and use as users need not remember commands to be given to accomplish each task
  • Python OS File Directory Methods - Online Tutorials Library
    The OS module of Python provides a wide range of useful methods to manage files and directories These are the built-in methods that help in interacting with operating systems
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