Hour — The hour (symbol: h) is a unit of time. It is not an SI unit but is accepted for use with the SI.DefinitionIn modern usage, an hour is a unit of time 60 minutes, or 3,600 seconds in length. It is approximately 1/24 of a median Earth… … Wikipedia
interval — Synonyms and related words: abeyance, amount, aperture, arrearage, breach, break, broaching, caesura, caliber, cavity, cease fire, cessation, chasm, check, clearing, cleft, coffee break, comma, compass, consecutive intervals, crack, cut, day, day … Moby Thesaurus
hour — Synonyms and related words: abundant year, academic year, annum, bell, bissextile year, calendar month, calendar year, century, common year, day, decade, decennary, decennium, defective year, fateful moment, fiscal year, fortnight, instant,… … Moby Thesaurus
twenty-four hour period — noun time for Earth to make a complete rotation on its axis two days later they left they put on two performances every day there are 30,000 passengers per day • Syn: ↑day, ↑twenty four hours, ↑24 hour interval, ↑solar day, ↑ … Useful english dictionary
Busy hour — Busy hour: In a communications system, the sliding 60 minute period during which occurs the maximum total traffic load in a given 24 hour period. The busy hour is determined by fitting a horizontal line segment equivalent to one hour under the… … Wikipedia
half-hour glass — Hourglass Hour glass , n. An instrument for measuring time, especially the interval of an hour. It consists of a glass vessel having two compartments, from the uppermost of which a quantity of sand, water, or mercury occupies an hour in running… … The Collaborative International Dictionary of English
24-hour clock — 24H redirects here. For the Canadian newspaper chain, see 24H (newspaper). 24 hour clock 12 hour clock 00:00 12:00 a.m. (start of day) 12 midnight 01:00 1:00 a.m. 02:00 2:00 a.m. 03:00 3:00 a.m. 04:00 4:00 a.m. 05:00 … Wikipedia
Non-24-hour sleep-wake syndrome — Classification and external resources ICD 10 G47.2 ICD 9 327.34 … Wikipedia
Ampere-hour — An ampere hour or amp hour (symbol Ah , A·h, A h) is a unit of electric charge, with sub units milliampere hour (mAh) and milliampere second (mAs). One ampere hour is equal to 3,600 coulombs (ampere seconds), the electric charge transferred… … Wikipedia
lunch hour — or lunchˈtime noun 1. The time of, or time allotted to, lunch 2. An interval allowed for lunch • • • Main Entry: ↑lunch * * * lunch hour UK US noun [countable] [singular … Useful english dictionary