Early 17th century; earliest use found in Henry Cockeram (fl. 1623–1658), lexicographer. From ancient Greek μεσο- meso- + classical Latin nox night + -ian.
Definition of mesonoxian in US English:
mesonoxian
adjective
rare
Of or relating to midnight.
Origin
Early 17th century; earliest use found in Henry Cockeram (fl. 1623–1658), lexicographer. From ancient Greek μεσο- meso- + classical Latin nox night + -ian.