serratures

/ˈsɛrətʃərz/
noun
  1. A series of notches or tooth-like projections along an edge, like the teeth of a saw.
    • The fossil leaf showed clear serratures on its margin.
    • The old knife blade had tiny serratures along its edge from years of use.
    • The mountain range's serratures were visible against the sunset sky.
Synonyms