POPPET
poppet, poppet valve
(noun) a mushroom-shaped valve that rises perpendicularly from its seat; commonly used in internal-combustion engines
Source: WordNet® 3.1
Etymology
Noun
poppet (plural poppets)
(informal, term of endearment) An endearingly sweet or beautiful child.
(informal, term of endearment) A young woman or girl.
The stem and valve head in a poppet valve.
A doll (such as a voodoo doll) made in witchcraft to represent a person, used in casting spells on that person.
(nautical) One of certain upright timbers on the bilge ways, used to support a vessel in launching.
(engineering) An upright support or guide fastened at the bottom only.
Source: Wiktionary
Pop"pet, n.
1. See Puppet.
2. (Naut.)
Definition: One of certain upright timbers on the bilge ways, used to
support a vessel in launching. Totten.
3. (Mach.)
Definition: An upright support or guide fastened at the bottom only. Poppet
head, Puppet head. See Headstock (a).
Source: Webster’s Unabridged Dictionary 1913 Edition