What is the meaning of An-?

Alternative form of on-

not; used to make words that have a sense opposite to the word (or stem) to which the prefix is attached. Used with stems that begin with vowels and "h".

Without, lacking.

Alternative form of ãn-

Subject prefix for verbs; it indicates that the subject is second-person plural; you, you all.

Alternative form of en-

un-, not

one; mono-, uni-

lone, alone

Alternative form of en-

un-, not

bad

very

denoting a movement away from some reference point, used to form adverbs of place, for example anúas (“from above”)

you, second-person plural subject marker.

allomorph of ön- (negative/sociative irrealis prefix) used for stems that begin with a or e.

un-, non-

an-: Not, without, opposite of.

in-, an-. Alternative form of a- before a vowel or h

onto, at, towards (the object)

near, over, towards (the subject)

expresses a beginning, partial or slight action

on, in use

at, on

very

over-, excessively, intensely

great, excessive

in-, un-, not

bad, unnatural

an- (not)

Alternative form of a- indicating lack or loss

in- (indicates physical or metaphorical motion into something)

prefix element of an- -ana

Alternative form of a- used before words beginning with vowels

forming words with the sense of negation, an-

Combining form of an

un-, anti-

bad, unnatural

Used to emphasise the root.

an-

against, towards

not, un-, non-, an-, dis-, negative prefix

intensive prefix

in-, inside, inward

Source: wiktionary.org