单词 | poppet |
释义 | poppet/ˈpɒpɪt /noun 1British informal An endearingly sweet or pretty child (often used as an affectionate form of address): ‘Here you are, poppet,’ the nurse said...
2chiefly historical A small figure of a human being used in sorcery and witchcraft.But my husband gets these crazy ideas that my poppets are voodoo dolls and that I stick pins in them....
3 (also poppet valve) Engineering A mushroom-shaped valve with a flat end piece that is lifted in and out of an opening by an axial rod.The fuel pressure overcomes the spring tension in the poppet valve, forcing it from its ball and seat, injecting fuel into the prospective cylinder....
OriginLate Middle English: based on Latin pup(p)a 'girl, doll'. Compare with puppet.
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