co-

[kəʊ]

prefix

1》 (forming nouns) joint; mutual; common: co-author.

2》 (forming adjectives) jointly; mutually: coequal.

3》 (forming verbs) together with another or others: co-produce.

4》 Mathematics of the complement of an angle: cosine.

    ↘the complement of: co-latitude.

Origin

from L., orig. a form of com-.