Crossword Clue:

New moon or full moon

AnswerCrossword Clue
PHASENew moon or full moon
PHASENew moon or full moon, e.g.
PHASESNew moon and full moon
SPRINGTIDEFull or new moon event
PHASESFull moon, half-moon, etc.
LUNARDAYNew-moon-to-new-moon period
CYCLENew moon to new moon, e.g.