sweep hand

noun

, Horology.

a hand, usually a second hand, centrally mounted with the minute and hour hands of a timepiece and reaching to the edge of the dial.

sweep hand

horology a long hand that registers seconds or fractions of seconds on the perimeter of the dial

First recorded in 1940–45

The sweep hand on the chronometer made its rounds several times before he answered.

There was a clock dial with a red sweep-hand which moved steadily and ominously toward a deadline time for firing.

This clock is a regulator with a seconds' pendulum and sweep hand on an enameled dial.

Satisfied, he fastened his eyes on the sweep hand of the time clock.

April 19, 2024tortuous

[tawr-choo-uhs ]

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