the number 10, or the quantity represented by it
something having ten parts or members
the age of 10 years
the hour two hours before midday or midnight
(usu in pl) the number occupying the position two to the left of the decimal point in Arabic notation, or this position in a number or sum
a note, bill, or coin worth ten units of currency, e.g. a ten-pound note or ten-pence piece
ten adj
tenfold adj and adv
[Old English tīene, from tīen (adj) ten]