1. cool; refreshing
ああ、少し涼しくなってきたね。Ah, it's getting a little cool.
2. clear (e.g. eyes); bright
3. clear; distinct
4. composed (facial expression); unruffled; unconcerned
余裕を感じさせる涼しげな男の声だ。It is a man's voice that sounds cool and composed, giving an impression of ease.
5. pure; upright; innocent