midnoon
/mɪdˈnuːn/Now rare (Indian English in later use)
noun
Midday; noon. In later use also: the middle of the day.
adjective
Of or relating to midnoon; occurring at midnoon.
Origin
Late 16th century; earliest use found in John Lyly (1554–1606), writer and playwright. From mid + noon, after afternoon adverb interjection and forenoon.