(uncountable) Equality; comparability of strength or intensity.

A classification into two sets, particularly in mathematics, where elements are divided into even and odd subsets, and in computing, where it refers to the count of one bits in a value.

(games, countable) In reversi, the last move within a given sector of the board.

Resemblance; analogy.

(medicine, countable) The number of delivered pregnancies reaching viable gestational age, usually between 20-28 weeks

(agriculture, countable) The number of times a sow has farrowed.