Etymology

noon

N1O1O1N1

Today it means: The time of day when the Sun seems to reach its highest point in the sky; solar noon. Full definition →

Middle English noen ← Old English nōn ← Latin nōna
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The story

  1. Latin · derived fromnōna“ninth hour”
  2. Old English · inherited fromnōn“the ninth hour”
  3. Middle English · inherited fromnoen
  4. English todaynoon

From Middle English noen, none, non, from Old English nōn (“the ninth hour”), from a Germanic borrowing of classical Latin nōna (“ninth hour”) (short for nōna hōra), feminine of nōnus (“ninth”). Cognate with Dutch noen, obsolete German Non, Norwegian non.

Words from the same roots

Old Englishnōn all →

noone

Latinnōna all →

nonenonesnonuncium

Etymology from Wiktionary, CC BY-SA 4.0.