pitch circle
noun Machinery.
an imaginary circle within the profiles of the teeth of a gear, such that it rotates against a similar circle rotating at the same rate on a meshing gear.
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What does "scattergood" mean?
a person who acts as though he or she knows everything and who dismisses the opinions, comments, or suggestions of others.
a person who spends possessions or money extravagantly or wastefully; spendthrift.
a well-intentioned but naive and often ineffectual social or political reformer.
TAKE THE QUIZ TO FIND OUTAlso called pitch line.
Origin of pitch circle
First recorded in 1810–20
Words nearby pitch circle
pitchbend, pitch-black, pitchblende, pitch chain, pitch chisel, pitch circle, pitch-cone angle, pitch cylinder, pitch-dark, pitched battle, pitcher
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for pitch circle
The distance, measured along the pitch-circle, from the face of one tooth to the face of the next, is called the pitch.
Let BB be part of the pitch-circle, and a the point where a tooth is to cross it.
British Dictionary definitions for pitch circle
pitch circle
noun
an imaginary circle passing through the teeth of a gearwheel, concentric with the gearwheel, and having a radius that would enable it to be in contact with a similar circle around a mating gearwheel
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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