To demand and enforce the payment or performance of, sometimes in a forcible or imperious way.
to exact tribute, fees, or obedience from someone
To make desirable or necessary.
To inflict; to forcibly obtain or produce.
to exact revenge on someone
Precisely agreeing with a standard, a fact, or the truth; perfectly conforming; neither exceeding nor falling short in any respect.
He paid the exact debt.
Habitually careful to agree with a standard, a rule, or a promise; accurate; methodical; punctual.
In my doings I was exact.
Precisely or definitely conceived or stated; strict.
(of a sequence of groups connected by homomorphisms) Such that the kernel of one homomorphism is the image of the preceding one.