Crossword Genius

A Greek style (5)

Ross

I believe the answer is:

alpha

I'm a little stuck... Click here to teach me more about this clue!

This clue could be a double definition.

'a' is the first definition.
(the Greek letter A)

'greek style' is the second definition.
The answer and definition can be both related to communication as well as being singular nouns.
Perhaps there's a link between them I don't understand?

Can you help me to learn more?

(Other definitions for alpha that I've seen before include "Foremost" , "Most prominent star" , "First-rate" , "First in sequence" , "First, best quality" .)

I've seen this clue in The Globe and Mail.
Want a hint initially instead of a full solution? Install my app