quinary

Based upon five.

Divided in a set of five, as parts or organs of most radiates.

In zoology, same as quinarian.

A whole composed of five parts or elements.

Consisting of five; arranged by fives.

a fanciful classification based on the hypothesis that each group contains five types.

Of fifth rank or order.

Consisting of five things; arranged in fives

To the base of five; represented by the numerals 0, 1, 2, 3 and 4.