space helmet
noun
A helmet worn by an astronaut to provide air and protect the head; also in extended use.
Origin
1930s.
- unconfessed
- unconfident
- unconfidently
- unconfined
- unconfirmed
- unconformable
- unconformably
- unconforming
- unconformity
- uncongenial
- unconnected
- unconnectedly
- unconnectedness
- unconquerable
- unconquerableness
- unconquerably
- unconquered
- unconscienced
- unconscient
- unconscientious
- unconscientiously
- unconsciently
- unconscionability
- unconscionable
- unconscionableness