Bible Greek and Hebrew Dictionaries combined for Word Studies
Genesis Chapter 1
month 3376 # men {mane}; a primary word; a month: -- {month}. months 5072 # tetramenon {tet-ram'-ay-non}; neuter of a compound of 5064 and 3376; a four months' space: -- four {months}.
months 5150 # trimenon {trim'-ay-non}; neuter of a compound of 5140 and 3376 as noun; a three months' space: -- three {months}.