key
noun · adjective · verbA1Định nghĩa theo từ loại
Danh từ
noun- 1.
(countable)An object designed to open and close a lock.
- 2.
An object designed to fit between two other objects (such as a shaft and a wheel) in a mechanism and maintain their relative orientation.
- 3.
A crucial step or requirement.
The key to solving this problem is persistence.
the key to winning a game
- 4.
A small guide explaining symbols or terminology, especially the legend on a map or chart.
The key says that A stands for the accounting department.
- 5.
A guide to the correct answers of a worksheet or test.
Some students cheated by using the answer key.
- 6.
(computing) One of several small, usually square buttons on a typewriter or computer keyboard, mostly corresponding to text characters.
Press the Escape key.
- 7.
In musical instruments, one of the valve levers used to select notes, such as a lever opening a hole on a woodwind.
- 8.
In instruments with a keyboard such as an organ or piano, one of the levers, or especially the exposed front end of it, which are depressed to cause a particular sound or note to be produced.
- 9.
(music) A scale or group of pitches constituting the basis of a musical composition.
the key of B-flat major
- 10.
(figuratively)(figurative) The general pitch or tone of a sentence or utterance.
?, William Cowper, Conversation You fall at once into a lower key.
- 11.
(advertising) A modification of an advertisement so as to target a particular group or demographic.
- 12.
(botany) An indehiscent, one-seeded fruit furnished with a wing, such as the fruit of the ash and maple; a samara.
Tính từ
adjective- 1.
(not comparable, usually)Indispensable, supremely important.
He is the key player on his soccer team.
- 2.
(not comparable, usually)Important, salient.
She makes several key points.
Động từ
verb- 1.
To fit (a lock) with a key.
- 2.
To fit (pieces of a mechanical assembly) with a key to maintain the orientation between them.
- 3.
To mark or indicate with a symbol indicating membership in a class.
2007, Stephen Blake Mettee, Michelle Doland, and Doris Hall, compilers, The American Directory of Writer's Guidelines, 6th ("2007–2008") edition, →ISBN, page 757, Indicate the comparative value of each heading by keying it with a number in pencil, in the left margin, as follows: […]
- 4.
(telegraphy and radio telegraphy) To depress (a telegraph key).
- 5.
(radio) To operate (the transmitter switch of a two-way radio).
- 6.
(computing) (more usually to key in) To enter (information) by typing on a keyboard or keypad.
Our instructor told us to key in our user IDs.
- 7.
(colloquial)To vandalize (a car, etc.) by scratching with an implement such as a key.
He keyed the car that had taken his parking spot.
- 8.
To link (as one might do with a key or legend).
- 9.
(intransitive)(intransitive, biology, chiefly taxonomy) To be identified as a certain taxon when using a key.
- 10.
(transitive)(advertising, transitive) To modify (an advertisement) so as to target a particular group or demographic.
- 11.
To attune to; to set at; to pitch.
- 12.
To fasten or secure firmly; to fasten or tighten with keys or wedges.
Từ liên quan
Đồng nghĩa
Cùng gốc / liên quan
Từ có viền nét liền là đã có mục từ; viền nét đứt là chưa có trong dữ liệu.
Topic liên quan
Nguồn gốc từ
From Middle English keye, kaye, keiȝe, from Old English cǣġ (key, solution, experiment) (whence also key and kay (key)), from Anglo-Frisian *kaiju, of uncertain origin. The only sure cognates are Koai, kaai, and kai, koie (key).