Lunar phase (4-4)
'lunar phase' is the definition.
(phase of the moon)
This is the entire clue.
(Other definitions for new moon that I've seen before include "emergent body" , "First appearance of a waxing satellite" , "Satellites phase" , "Early lunar crescent" , "Phase of Earth's satellite" .)
'lunar phase' is the definition.
(I know that half moon is a type of lunar phase)
This is the entire clue.
(Other definitions for half-moon that I've seen before include "Earth's satellite at first (or last) quarter" , "Semi-visible natural satellite" .)