(a) ? A time-piece actuated by a spring. (b) ? A clock with a dial indicating minutes and seconds. Also watch pendulum clock.

spec. an early, esp. 16th- or 17th- cent., clock of elaborate construction, often incorporating automata; cf. German watch n.

a clock that strikes the quarter hours.

a clock which needs winding once a month.

a clock which displays astronomical information, esp. sidereal time.

a clock which plays short tunes at regular intervals, as on the hour, etc.

A repeating watch or clock.

A Tompion clock or watch.

a clock operated by weights; = weight-clock n. at weight, n.1 compounds 3.

A pendulum clock or other clock which accurately keeps time, typically used to set other timepieces correctly or to time astronomical observations…

a clock that goes for eight days without winding up.

= sense 2c.

a clock made in France, esp. an elaborately decorated French clock of the 18th cent.; (also) a clock which strikes the hours in the French manner.

a repeating clock.

a clock which needs to be wound up every day; cf. eight-day clock n. at eight, adj. n.compounds 3.

A clock or watch that strikes. (Chiefly with qualifying adjective.)

That chimes, in various senses of the verb; spec. in chiming clock.

A clock in which the hours are announced by an imitation of the call of the cuckoo produced by mechanism.

a clock fitted with an interior light which illuminates the face at night.

= telltale clock at compounds. Now historical.

A portable clock in a rectangular case with a handle on the top, originally designed for use by travellers.

a clock regulated by a fly, before the introduction of pendulums.

(a) a clock fixed to a steeple; (b) U.S. an antique mantel or shelf clock (see quot. 1959).

a clock that requires a certain action to be performed on it at certain intervals, by which the vigilance of a watchman may be checked (see also…

a clock which is synchronized with a distant clock by means of electrical signals carried over a telegraph wire; (also) a system for…

a clock or other device which indicates the time of night by reference to the positions of the stars in the sky.

a clock operated by weights.

(a) a clock encased in or decorated with crystal glass; (b) = quartz clock n. at quartz, n. compounds 3b.

= pillar and scroll top clock n.

a clock having the works exposed to view.

(a) a public clock mounted on top of a pillar; (b) a domestic clock with the movement and dial supported on four short vertical pillars; (c) a…

(cf. stop-watch, n.).

A Waterbury watch or clock. Now chiefly historical.

a clock which indicates the days of the week or month.

As a modifier, designating something which makes a succession of two ringing sounds differing in tone or force; spec. designating a clock that…

(a modern term for) a type of domestic clock commonly used between the 16th and 18th cent.; cf. lantern clock n. at lantern, n. compounds 2 (now rare…

Short for sheep's-head clock n. at compounds.

A mechanical or electronic timekeeping device which automatically indicates the correct date.

a clock designed to stand on a shelf or wall-bracket.

a large 18th-cent. wall clock typically having gold numerals on an uncovered black or green dial and usually displayed in an inn, tavern, or…

(see quots.).

a clock in a case shaped like a banjo.

a 17th-century bracket clock worked by weights and surmounted by a bell in a frame.

A switching mechanism activated at preset times by a built-in clock, typically to turn an appliance on or off.

the process of biological evolution, or the rate at which evolutionary change is inferred to have proceeded, likened to the passage of time…

a bracket clock having a case shaped like a lancet arch.

an instrument used as an extremely accurate type of clock and employing the frequency of radiation from atoms of caesium, rubidium, or another…

an electric clock in which the current is regulated and accuracy maintained by the regular vibrations of a quartz crystal.

a combined bedside radio and alarm clock, which can be set so that the radio comes on automatically instead of the alarm.

An integrated circuit containing a timer (typically an electronic oscillator) used to keep track of the current time (and date), and often powered by…

a clock which plays a small organ to mark the hours.

Biology. A regular or consistent molecular phenomenon that enables the rate of a process to be assessed or governs the rate at which it occurs; esp.…

With the sense ‘used when travelling; designed for travel’, as in travelling bag, travelling clock, travelling shawl, etc.