(education, academics, US) A course credit based on the number of contact hours per week in class, for one given term or semester.

(electricity) A unit of energy equal to the amount of work a horse is capable of delivering during an hour.

Synonym of twenty-four seven

The final hour of trading during which three types of derivatives contracts expire.

A meter which measures, and registers, the amount of electricity consumed in a circuit; especially one connected to a domestic power supply for the purpose of billing

A timekeeping convention in which the 24 hours of the day are divided into two periods called ante meridiem and post meridiem.

A timekeeping convention in which the 24 hours of the day are treated as a single period, rather than two sets of 12 hours.

plural of watt-hour meter

(UK) A contract of employment that creates an on-call arrangement in which the employee agrees to be available for work as and when required, without any particular number of hours or times of work being specified or guaranteed.

plural of zero-hour contract