FAN-LIGHT, noun A window in form of an open fan.
FAN, verb transitive
1. To cool and refresh, by moving the air with a fan; to blow the air on the face with a fan.
2. To ventilate; to blow on; to affect by air put in motion.
The fanning wind upon her bosom blows;
To meet the fanning wind the bosom rose.
Calm as the breath which fans our eastern groves.
3. To move as with a fan.
The air - fanned with plumes.
4. To winnow; to ventilate; to separate chaff from grain and drive it away by a current of air; as, to fan wheat.