There are 60 minutes in an hour, and 24 hours in a day. The hour was initially established in the ancient Near East as a variable measure of 1⁄12 of the night or daytime. Such seasonal hours, …

HOUR meaning: 1. a period of 60 minutes: 2. one, two, etc. hours from now: 3. the period of time when a…. Learn more.

The meaning of HOUR is a time or office for daily liturgical devotion; especially : canonical hour. How to use hour in a sentence.

We use various units of time, including seconds, minutes, hours, days, weeks, months, and years, to measure duration and epochs. These units are essential for civil, industrial, and scientific …

4 days ago · Learn the exact dates, transition processes, regional differences, and practical implications of DST changes across these major regions. Discover proven strategies for …

An hour is a unit of time historically reckoned as 1⁄24 of a day and defined contemporarily as exactly 3,600 seconds (SI). There are 60 minutes in an hour, and ...

Jan 2, 2026 · English terms starting with “hour” hour.

HOUR definition: a period of time equal to one twenty-fourth of a mean solar or civil day and equivalent to 60 minutes. See examples of hour used in a sentence.

The 24-hour clock is a way of telling the time in which the day runs from midnight to next midnight and is divided into 24 hours, numbered from 00, 01, 02, 03, 04, 05 ...

If you refer, for example, to someone's hour of need or hour of happiness, you are referring to the time in their life when they are or were experiencing that condition or feeling.