Strong’s Greek
G3561 — noumenia
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
νεομηνία
noumenia — pronounced noo-may-nee'-ah} or neomenia {ne-o-may-nee'-a
feminine of a compound of 3501 and 3376 (as noun by implication, of 2250); the festival of new moon:--new moon. see GREEK for 3501 see GREEK for 3376 see GREEK for 2250
1 occurrence in the KJV.
Colossians 2:16
Let no man therefore judge you in meat, or in drink, or in respect of an holyday, or of the new moon, or of the sabbath days: