MERIDIEM is contained in 2 matches in Merriam-Webster Dictionary. Learn definitions, uses, and phrases with MERIDIEM.

The meaning of ANTE MERIDIEM is being before noon —abbreviation AM, a.m., or (British) am.

But also by marrying “a.m.,” from ante meridiem, which is Latin for before noon, with the French word “bien,” meaning good or well, the brand cleverly implies the benefit of feeling “well in the morning.”

December 31, 2025 - Other articles where ante meridiem is discussed: 12-hour clock: …as am, which stands for ante meridiem, “before midday” in Latin, while the second is referred to using pm, meaning post meridiem, or “after midday.” This nomenclature is based on the position of the Sun in relation to the meridian.

Because it is the accusative case of a Latin word which is only used in the Latin phrases ‘ante meridiem’ and ‘post meridiem’. The nominative case is meridies, that is the Latin for midday. Both the Oxford English and Merriam-Webster’s dictionaried define these combinations, and also the word meridian which means about or concerning noon, which comes via the French meridien from the Latin meridianus.

2 weeks ago - It is not always clear what times "12:00 a.m." and "12:00 p.m." denote. In Latin, ante meridiem (a.m.) means "before midday" and post meridiem (p.m.) means "after midday". Since noon is neither before nor after itself, the terms a.m. and p.m. do not apply.

March 5, 2014 - The term, first recorded in English in 1563, is from Latin: ante (before) and meridiem (midday). The other word, “antemeridian,” is labeled in the OED as a “rare” adjective meaning “of or belonging to the forenoon or ‘morning.’ ”

Synonyms of "post meridiem " (adj) : p.m. , pm , postmeridian ; (adv) : P.M.

AM stands for Latin phrase ante meridiem, meaning before noon.

But when the sky had brightened for the meridiem—the two to three hours of dull yet hazardous sunlight that filtered through the thick cloud cover each planetary rotation—she’d had to retire underground, losing time.

meridiem - noun 1. Midday, noon. 2. Either a.m. or p.m.…

AM and PM are units that are used to represent time in a 12-hour clock. From midnight to 11:59 noon, the time is represented as AM, and from 12 noon to 11:59 midnight, it is represented as PM. AM means Ante Meridiem and PM means Post Meridiem.

December 19, 2020 - Meridiem/meridian = mid-day. The globe’s meridians are based on where the sun is highest at noon each passing hour. ... Similar how i.e. means id est, Latin for "that is", and e.g.

Seeing the perfect ponytail during the morning commute can cause ante meridiem envy.

Hickam AFB passenger terminal has two overhead flat screen monitors, your sun clock and their arrival/departure. I was stranded there for two days and was in awe at the accuaracy of your site. I retrived your site now to plan communications with contacts in Japan.

January 21, 2026 - a great circle on the surface of the earth passing through the poles; the half of such a circle included between the poles; a representation of such a circle or half circle numbered for longitude on a map or globe… See the full definition

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From Latin merīdiem, accusative of merīdiēs, as in the phrases ante meridiem and post meridiem (more commonly a.m.

Meridian and meridiem are semantically related.