[ˈalfə], (Noun)

Definitions:
- the first letter of the Greek alphabet (Α, α), transliterated as ‘a’

- a code word representing the letter A, used in radio communication


Phrases:
- alpha and omega

Origin:
via Latin from Greek

[ˈalfə], (Symbol)

Definitions:
- a plane angle

- angular acceleration

- right ascension


Phrases:
- alpha and omega

Origin:
via Latin from Greek