face glass
noun
Glass for covering or protecting the face, specifically the glass window of a diver's helmet (now chiefly historical ).
Origin
Mid 19th century; earliest use found in Scientific American.
- autorotation
- autorotative
- autoroute
- autosampler
- autosave
- auto-scan
- autoschediasm
- autoschediastic
- autoschediastical
- autoscope
- autoscopic
- autoscopy
- auto-search
- autosemantic
- autosensitisation
- autosensitization
- autosexed
- autosexing
- autoshaping
- autosite
- autositic
- autosomal
- autosomal dominant
- autosomal recessive
- autosome