Term
chronometer
A highly accurate clock that keeps time through rolling seas and changes of temperature. Ships needed one to find their longitude.
Men of Invention and Industry, Samuel Smiles
Explained in
- Men of Invention and Industry, Samuel Smiles
- Nervous Ills: Their Causes and Cure, Boris Sidis
A highly precise clock with a delicate mechanism. Sailors used such clocks to determine longitude. For Sidis it is an image of the sensitive person.