Dictionary Definition

serration

1 the condition of being serrated; "the serrations of a city skyline"

2 a row of notches; "the pliers had serrations to improve the grip"

3 a single notch in a row of notches; "one of the serrations was broken off"

User Contributed Dictionary

Serration may refer to:

A notch on a serrated blade or tooth used as an aid in cutting
The shape of certain leaf margins
In vexillology, a flag pattern of two colors joined at a serrated edge
In aeronautics, an airframe shape used in stealth aircraft
In extrusion, the profile of a screw thread cross section
The Serrate radar detector used in World War II by Lichtenstein to track German planes