5 Definition

symbol

The cardinal number five.

Wiktionary

(music) Dominant, or the fifth scale degree.

Wiktionary
noun

That end of any DNA strand that has a terminal phosphate group.

Wiktionary
adjective

(informal) Relatively close to the 5′ end of a strand of DNA.

Wiktionary
Synonyms:
vfive

Other Word Forms of 5

Noun

Singular:
5
Plural:
5s