Ordinal number: next after ninth

• Constituting one of ten equal parts

The person or thing in the tenth position

• The tenth day, year, etc., in sequence

One of ten equal parts; 1/10

Music: an interval spanning an octave plus a third

A tenth of a mil; a ten-thousandth of an inch

Historical: a levy of one-tenth on movables granted to the crown

Verb: to divide by ten; to reduce into tenths