A date on which a callable bond may be redeemed before its maturity

To conclude; to quit or stop an activity, especially after applying oneself to it for a significant period of time. / To declare debts resolved to one another

(library science) An identification number, usually consisting of a combination of numbers and characters, used to identify and locate materials within a library.

(telephony, dated, chiefly Britain) a long-distance telephone call, especially one connected by the operator

plural of call girl

(politics) Such an event in a legislative body in order to determine if a quorum exists. / The time of day fixed for such an event.

(law) A hearing at which a judge will require all attorneys with cases pending before the court to appear so that the court may schedule hearings and trials.

(transitive, idiomatic) To specify, especially in detail. / (transitive, idiomatic) To order into service; to summon into service. / (intransitive, transitive) To yell out; to vocalize audibly; announce.

A public proclamation made five times a day in Muslim societies, broadcast from the mosques, to mark out the ordained occasions for worship.

(telecommunications) The delay that occurs when a call arrives at an automatic switching device and no channel or facility is immediately available to process the call.