Abbott-Smith Manual Greek Lexicon
μεσουράνημα (G3321)
3 *† μεσουράνημα , -τος, τό ( μεσουρανέω , to be in mid-heaven , of the sun at the meridian), the zenith , mid-heaven : Re 8:13 14:6 19:17 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain