Definitions
1.nounThe south.
2.nounMidday, noon.
3.nounA great circle passing through the poles of the celestial sphere and the zenith for a particular point on the earth's surface.
4.nounAn imaginary great circle on the Earth's surface, passing through the geographic poles, or that half of such a circle extending from pole to pole, all points of which have the same longitude.
5.nounThe highest or most developed point of something; culmination, splendour.
6.nounA particular area or situation considered as having a specific identity or characteristic; the tastes or habits of a specific locale, group etc.
7.nounThe middle period of someone's life, when they are at full strength or abilities; one's prime.
8.nounA line passing through the poles of any sphere; a notional line on the surface of a round or curved body.
9.nounA dram drunk at midday.
10.noun(acupuncture) Any of the pathways on the body along which the vital energy is thought to flow and, therefore, the acupoints are distributed.
11.nounThe size of type between double great primer and canon, standardized as 44-point.
12.adjectiveMeridional; relating to a meridian.
13.adjectiveRelating to noon
14.adjectiveRelating to the highest point or culmination."meridian splendour"