addendum circle
noun
: a circle touching the outermost points of the teeth of a circular gear wheel see pitch line
Word History
First Known Use
1870, in the meaning defined above
- heart cherry
- heart cockle
- heart disease
- heart failure
- heart goes out to
- heart in one's mouth
- heart is in the right place
- Heart line
- heart liverleaf
- heart liverwort
- heart of gold
- heart of palm
- heart pine
- heart rate
- heart sac
- heart shake
- heart shell
- heart skips a beat
- heart snakeroot
- heart tie
- heart trefoil
- heart urchin
- heart wall
- heart yarn
- heart's desire