serration

/səˈreɪʃən/
noun
  1. A single tooth or point in a serrated edge.
    • Each serration on the knife blade was sharp and evenly spaced.
    • He counted the serrations on the fossil tooth to estimate the animal's size.
    • The saw's serration caught on the wood, making a rough cut.
  2. The condition or quality of being serrated; a saw-like edge.
    • The artist used a tool with fine serration to create texture in the clay.
    • The serration of the leaf margin helps the plant deter herbivores.
    • The serration on the tool's edge made it ideal for cutting rope.
What does "serration" mean? | whatsthatwordmean | whatsthatwordmean