英语词汇“extension”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

ex•ten•sion n.

[countable] an addition: added an extension to the house.
an increase in length of time, area, duration, or scope:[countable]an extension for filing our taxes.
Telecommunications an additional telephone that operates on a principal line:[countable]Pick up the extension in your room.
a program by which an institution, such as a university, provides instruction or other services away from the regular location:[countable]studying at an extension.

adj. [before a noun]

connecting two ends that would be otherwise too far away:an extension cord.
of or being a program by which a university provides instruction away from the regular location or outside regular hours:an extension course.

See -tend-.

ex•ten•sion n.

an act or instance of extending.
the state of being extended.
that by which something is extended;
an addition:a four-room extension to a house.
an additional period of time given one to meet an obligation:My term paper wasn't finished so I asked for an extension.
something that can be extended;
an extended object:a table with drop-leaf extensions.
range of extending;
degree of extensiveness;
extent:the extension of our knowledge.
Telecommunicationsan additional telephone that operates on the principal line.
Business[Com.]a written engagement on the part of a creditor, allowing a debtor further time to pay a debt.
Physicsthat property of a body by which it occupies space.
Anatomy
- the act of straightening a limb.
- the position that a limb assumes when it is straightened.
Surgerythe act of pulling the broken or dislocated part of a limb in a direction from the trunk, in order to bring the ends of the bone into their natural situation.
PhilosophyAlso called extent. [Logic.]the class of things to which a term is applicable, as "the class of such beings as Plato and Alexander'' to which the term "man'' is applicable. Cf. intension (def. 5).
Mathematicsa function having a domain that includes the domain of a given function and that has the same value as the given function at each point in the domain of the given function.
Sport[Manège.]the act of bringing or coming into an extended attitude.

adj.

Educationof or pertaining to extension courses.

Latin extēnsiōn- (stem of extēnsiō). See extensive, -ion
Middle English 1350–1400

ex•ten′sion•al′i•ty, ex•ten′sion•al•ism, n.
ex•ten′sion•al, adj.
ex•ten′sion•al•ly, adv.
ex•ten′sion•less, adj.

1.See corresponding entry in Unabridged stretching, expansion, enlargement, increase, dilation.
3.See corresponding entry in Unabridged lengthening, protraction, continuation.
4.See corresponding entry in Unabridged delay.
6.See corresponding entry in Unabridged limit.

1.See corresponding entry in Unabridged contraction.

extension, +n.

[Computers.]one or more characters at the end of a filename, usually following a period, used to indicate the type of file.

Also called file extension.

extension /ɪkˈstɛnʃən/ n

the act of extending or the condition of being extended
something that can be extended or that extends another object
the length, range, etc, over which something is extended; extent
an additional telephone set connected to the same telephone line as another set or other sets
a room or rooms added to an existing building
a delay, esp one agreed by all parties, in the date originally set for payment of a debt or completion of a contract
the property of matter by which it occupies space; size
the act of straightening or extending an arm or leg
its position after being straightened or extended
a service by which some of the facilities of an educational establishment, library, etc, are offered to outsiders
(as modifier): a university extension course
the class of entities to which a given word correctly applies: thus, the extension of satellite of Mars is the set containing only Deimos and Phobos

Etymology: 14th Century: from Late Latin extensiō a stretching out; see extend

单词	extension
释义	WordReference Random House Learner's Dictionary of American English © 2024 ex•ten•sion /ɪkˈstɛnʃən/USA pronunciation n. [countable] an addition: added an extension to the house. an increase in length of time, area, duration, or scope:[countable]an extension for filing our taxes. Telecommunications an additional telephone that operates on a principal line:[countable]Pick up the extension in your room. a program by which an institution, such as a university, provides instruction or other services away from the regular location:[countable]studying at an extension. adj. [before a noun] connecting two ends that would be otherwise too far away:an extension cord. of or being a program by which a university provides instruction away from the regular location or outside regular hours:an extension course. See -tend-. WordReference Random House Unabridged Dictionary of American English © 2024 ex•ten•sion (ik sten′shən),USA pronunciation n. an act or instance of extending. the state of being extended. that by which something is extended; an addition:a four-room extension to a house. an additional period of time given one to meet an obligation:My term paper wasn't finished so I asked for an extension. something that can be extended; an extended object:a table with drop-leaf extensions. range of extending; degree of extensiveness; extent:the extension of our knowledge. Telecommunicationsan additional telephone that operates on the principal line. Business[Com.]a written engagement on the part of a creditor, allowing a debtor further time to pay a debt. Physicsthat property of a body by which it occupies space. Anatomy the act of straightening a limb. the position that a limb assumes when it is straightened. Surgerythe act of pulling the broken or dislocated part of a limb in a direction from the trunk, in order to bring the ends of the bone into their natural situation. PhilosophyAlso called extent. [Logic.]the class of things to which a term is applicable, as "the class of such beings as Plato and Alexander'' to which the term "man'' is applicable. Cf. intension (def. 5). Mathematicsa function having a domain that includes the domain of a given function and that has the same value as the given function at each point in the domain of the given function. Sport[Manège.]the act of bringing or coming into an extended attitude. adj. Educationof or pertaining to extension courses. Latin extēnsiōn- (stem of extēnsiō). See extensive, -ion Middle English 1350–1400 ex•ten′sion•al′i•ty, ex•ten′sion•al•ism, n. ex•ten′sion•al, adj. ex•ten′sion•al•ly, adv. ex•ten′sion•less, adj. 1.See corresponding entry in Unabridged stretching, expansion, enlargement, increase, dilation. 3.See corresponding entry in Unabridged lengthening, protraction, continuation. 4.See corresponding entry in Unabridged delay. 6.See corresponding entry in Unabridged limit. 1.See corresponding entry in Unabridged contraction. extension, +n. [Computers.]one or more characters at the end of a filename, usually following a period, used to indicate the type of file. `Also called file extension.` Collins Concise English Dictionary © HarperCollins Publishers:: extension /ɪkˈstɛnʃən/ n the act of extending or the condition of being extended something that can be extended or that extends another object the length, range, etc, over which something is extended; extent an additional telephone set connected to the same telephone line as another set or other sets a room or rooms added to an existing building a delay, esp one agreed by all parties, in the date originally set for payment of a debt or completion of a contract the property of matter by which it occupies space; size the act of straightening or extending an arm or leg its position after being straightened or extended a service by which some of the facilities of an educational establishment, library, etc, are offered to outsiders (as modifier): a university extension course the class of entities to which a given word correctly applies: thus, the extension of satellite of Mars is the set containing only Deimos and Phobos Etymology: 14th Century: from Late Latin extensiō a stretching out; see extend
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