visor
Word family adjectivevisorednounvisor
Clothes, Motor vehicles
vi·sor /ˈvaɪzə $ -ər/ noun [countableC] 1. 
DCCthe part of a helmet (=protective hard hat) that can be lowered to protect your face 〔头盔上可放下来保护脸部的〕面甲，脸盔，护面
DCCthe part of a helmet (=protective hard hat) that can be lowered to protect your face 〔头盔上可放下来保护脸部的〕面甲，脸盔，护面2. American EnglishAmE the curved part of a cap that sticks out in front above your eyes 帽舌 SYN British English peak
3. TTCa flat object fixed above the front window inside a car that can be moved down to keep the sun out of your eyes 〔汽车内挡风玻璃上方的〕遮阳板
4. DCCa curved piece of plastic that you wear on your head so that it sticks out above your eyes and protects them from the sun 遮阳帽舌
Examples from the Corpus
visor• The black visors of the hats the guards wore gleamed dully.• And the special pull-forward visor means you can increase the effectiveness of the hood over a greater area.• All he could see was tough grey jelly plastered across his visor.• Full transparent face shields or visors may be specified as an alternative and are sometimes an integral part of a safety helmet.• The prince was resplendent in his white naval uniform with braid on the visor of his cap.• She scanned the displays set round the visor on the inside of the helmet.
(1200-1300) Anglo-French viser, from Old French visiere, from vis; → VISAGE