plural of clockbird

(astronomy) A bright star with precisely known right ascension, used for determining the error of clocks used to time meridian transits

Synonym of laughing kookaburra

(physics) The elapsed time as measured by a stationary observer

plural of clocksucker

plural of clockhouse

(architecture) A house or dwelling featuring a large visible clock on its exterior. / (architecture) A part of a building featuring such a clock; the section of a clocktower in which the clock is housed.

A room containing a clock or clocks, for example in a clock tower.

plural of clockroom