with a capital

with a capital letter

to an extreme degree That makes me feel OK with a capital O. If you want culture with a capital C, you can go to an art museum or a concert.

Usage notes: used to emphasize the meaning of a particular word

Name	Pronounced	Usage
Rosamund	ROZ-ə-mund	English (Rare)
Blue	[blu:]
Bronislovas	-	Lithuanian
Eve	[i:v]
Diokles	-	Ancient Greek
Michail	-	Greek, Russian