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TOEFL BNC: 20326 COCA: 17219

cog

1 ENTRIES FOUND:
cog /ˈkɑːg/ noun
plural cogs
cog
/ˈkɑːg/
noun
plural cogs
Learner's definition of COG
[count]
: any one of the small parts that stick out on the outer edge of a wheel or gear and that allow it to turn along with another wheel or gear(齿轮的)轮牙,轮齿,嵌齿
: cogwheel
: someone or something that is thought of as being like a part of a machine(大机构中的)一员,组成部分
often used to describe someone who is regarded as an unimportant part of a large business or organization常指大企业或大机构中无足轻重的人物
TOEFL BNC: 20326 COCA: 17219

cog

1 of 5

noun (1)

1
: a tooth on the rim of a wheel or gear
2
: a subordinate but integral person or part
cogged adjective

cog

2 of 5

verb (1)

cogged; cogging

intransitive verb

1
obsolete : to cheat in throwing dice
2
obsolete : deceive
3
obsolete : to use venal flattery

transitive verb

1
: to direct the fall of (dice) fraudulently
2
obsolete : wheedle

cog

3 of 5

verb (2)

cogged; cogging

transitive verb

: to connect (timbers, joists, etc.) by means of mortises and tenons

cog

4 of 5

noun (2)

: a tenon on a beam or timber

cog

5 of 5

abbreviation

cognate

Word History

Etymology

Noun (1)

Middle English cogge, of Scandinavian origin; akin to Swedish kugge cog

Verb (1)

obsolete cog a trick

Verb (2)

probably alteration of cock to cog

First Known Use

Noun (1)

13th century, in the meaning defined at sense 1

Verb (1)

1532, in the meaning defined at intransitive sense 1

Verb (2)

1823, in the meaning defined above

Noun (2)

1830, in the meaning defined above

Time Traveler
The first known use of cog was in the 13th century
TOEFL BNC: 20326 COCA: 17219

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