calendar method of birth control

NOUN
32 LETTERS · STARTS WITH C

calendar method of birth control is a valid 32-letter word worth 47 points in Scrabble and 53 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
C3A1L1E1N1D2A1R1M3E1T1H4O1D2O1F4B3I1R1T1H4C3O1N1T1R1O1L1
3 + 1 + 1 + 1 + 1 + 2 + 1 + 1 + 0 + 3 + 1 + 1 + 4 + 1 + 2 + 0 + 1 + 4 + 0 + 3 + 1 + 1 + 1 + 4 + 0 + 3 + 1 + 1 + 1 + 1 + 1 + 1 =47 PTS
DOUBLE WORD → 94TRIPLE WORD → 141
MEANING

What does calendar method of birth control mean?

NOUN · 1 SENSE
1

Natural family planning in which ovulation is assumed to occur 14 days before the onset of a period (the fertile period would be assumed to extend from day 10 through day 18 of her cycle).