An

anodal; anode.

Merriam-Webster Online Dictionary
an (indefinite article)
- a a
an (preposition)
- a a
an (conjunction)
1.
- and
2.
ˈan archaic - if
AN (abbreviation)
airman (Navy)
an (abbreviation)
year
An (Wikipedia)

An is an indefinite article in the English language; see also: a and an.

An, AN, aN, or an may also refer to: