Main Entry:

noon

Pronunciation:

\ˈnün\

Function:

noun

Etymology:

Middle English, from Old English nōn ninth hour from sunrise, from Latin nona, from feminine of nonus ninth; akin to Latin novem nine — more at nine

Date:

13th century

1: midday ; specifically : 12 o'clock at midday2archaic : midnight —used chiefly in the phrase noon of night3: the highest point