detent

Từ điển WordNet v3.1 - WordNet Dictionary

noun

a hinged catch that fits into a notch of a ratchet to move a wheel forward or prevent it from moving backward
• Syn:
pawl, click, dog
• Hypernyms:
catch, stop
• Part Holonyms:
ratchet, rachet, ratch

• Từ đồng nghĩa / Synonyms:
  pawl, click, dog