Learn how to say Not correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word not:
used to negate the sentence, phrase, or word that it modifies ⇒ I will not stand for it
(in combination) ⇒ they cannot go
See not that
used to indicate denial, negation, or refusal ⇒ certainly not
C14 not, variant of nought nothing, from Old English nāwiht, from nā no + wiht creature, thing. See naught, nought