serration

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. the condition of being serrated
- the serrations of a city skyline
• Derivationally related forms:
serrate
• Hypernyms:
condition, status
2. a row of notches
- the pliers had serrations to improve the grip
• Hypernyms:
row
3. a single notch in a row of notches
- one of the serrations was broken off
• Hypernyms:
notch
• Hyponyms:
sawtooth