What is the meaning of Not?

Negates the meaning of the modified verb.

To no degree.

Used to indicate the opposite or near opposite, often in a form of understatement.

And not.

Used to indicate that the previous phrase was meant sarcastically or ironically.

Alternative letter-case form of NOT

swim

to invite

invitation

not (negates the accompanying verb)

not (to no degree, extent, or way)

nothing, nought

nobody, no person

Contraction of ne woot; not to know.

a net, seine

a groove (as used in a tongue and groove joint)

alternative form of nøtt (nut)

a sign; mark; a mark made on an object

net, seine

night

dry wind from the south

Alternative form of anot to swim

swim, swimming

A groove.

seine net

imperative of note

Only used in nottun

use

note, a character, variously formed, to indicate the length of a tone, and variously placed upon the staff to indicate its pitch.

strong/weak nominative/accusative neuter singular of no

Alternative form of nota

note.

a short message; note.

a formal message from a country to another country’s embassy.

seine

North

a short message; note

grade, score

knot

Nasal mutation of dot.

Source: wiktionary.org