A group of three things; a trio, threesome or tierce.
Arranged in groups of three.
Having three variables.
To the base three.
Containing, or consisting of, three different parts, as elements, atoms, groups, or radicals, which are regarded as having different functions or relations in the molecule.
Made up of three things.
A three penny coin; a thrippence.
The third branch of a deer's antler.
A score of three in cards, dice, or dominoes.
The third bearer of the same personal name in a family, often denoted by suffixed Roman numeral III.
A playing card or die with the rank of three.