cannon pinion
noun
Definition of cannon pinion
: a small steel tube having at the lower end teeth that mesh with the teeth of the minute wheel of a timepiece and at the upper end the minute hand which is mounted on the arbor of the center wheel friction-tight so as to allow hand-setting
Read the Latest from M-W
There's more!
Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Seen and Heard
What made you want to look up cannon pinion? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!