noun
plural -tors
[count] something that helps produce or influence a result :one of the things that cause something to happen
a mathematics :a number that evenly divides a larger number
an amount by which another amount is multiplied or divided
verb
-tors; -tored; -toring
[+ obj] to consider or include (something) in making a judgment or calculation - + in or into
to not consider or include (something) in making a judgment or calculation - + out