underplate
English edit
Etymology edit
Noun edit
underplate (plural underplates)
- An armoured plate that forms part of a mortice lock.
- (geology) A tectonic plate that forms or moves under another.
Verb edit
underplate (third-person singular simple present underplates, present participle underplating, simple past and past participle underplated)
- (geology) To act as an underplate.