Definitions

1. proper noun

a surname, particularly associated with British engineers, including Sir Joseph Whitworth, a notable mechanical engineer.

“The British engineer, Sir Joseph Whitworth, is often credited with the development of the Whitworth thread.”

2. noun

a unit of measurement for the pitch of screws or threads, equal to 1/40 of an inch.

“The engineer used the Whitworth to ensure the screw threads aligned properly.”