cos

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Cos

 (kŏs, kôs)
See Kos.

cos 1

 (kôs, kŏs)
n.

[After Cos (Kos).]

cos 2

abbr.
cosine

cos

(kɒs) or

cos lettuce

n
(Plants) a variety of lettuce with a long slender head and crisp leaves. Usual US and Canadian name: romaine Compare cabbage lettuce
[C17: named after Kos, the Aegean island of its origin]

cos

(kɒz)
abbreviation for
(Mathematics) cosine

Cos

(kɒs)
n
(Placename) a variant spelling of Kos

COS

abbreviation for
(Military) Chief of Staff

cos

(kɒs, kɔs)

n.
[1690–1700; after Kos, where it originated]

cos

cosine.

Cos

(kɒs, kɔs)

n.

cos.

1. companies.
2. counties.

cos

Abbreviation of cosine
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.cos - ratio of the adjacent side to the hypotenuse of a right-angled triangle
circular function, trigonometric function - function of an angle expressed as a ratio of the length of the sides of right-angled triangle containing the angle
2.cos - lettuce with long dark-green leaves in a loosely packed elongated headcos - lettuce with long dark-green leaves in a loosely packed elongated head
lettuce - leaves of any of various plants of Lactuca sativa
Translations

cos

1 [kɒs] N (Brit) (also cos lettuce) → lechuga f romana

cos

1 abbr of cosinecos

cos

2
n (also cos lettuce)Romagnasalat m, → römischer Salat m
References in periodicals archive ?
Call Pearle Merriner at the Corporation for Open Systems International and tell her (or leave on her voice mail) your fax number, and she'll send an order blank to you.
The North American ISDN Users Forum and the Corporation for Open Systems are cooperating to focus on ISDN and its real and potential applications.

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