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the number that comes after two and before four
There are three chairs in the room.
The number three is used to describe the quantity of chairs.
In English, 'three' is a cardinal number used for counting.
The word 'three' is pronounced /θriː/, with a long 'ee' sound.
The ordinal form of 'three' is 'third' (e.g., 'third place').
From Old English 'þrēo', from Proto-Germanic 'þrīz', from Proto-Indo-European 'tréyes'.
In English, 'three' is used as both a cardinal number (for counting) and an ordinal number (third).