Endometriosis can cause rectal bleeding, and should be investigated by a doctor. Endometriosis tends to cause a lot of pain during your period, so if you aren't typically in severe pain, that's probably not it. Talk to you're doctor.kay, I was looking for information on why I may experience rectal bleeding after vaginal intercourse and came across a few people question why they are all of a sudden having rectal bleeding during their periods. I was a little shocked because I have always had this and never thought it was abnormal.
Dictionary entry overview: What does lunar mean? â¢ LUNAR (adjective) The adjective LUNAR has 1 sense: 1. of or relating to or associated with the moon Familiarity information: LUNAR used as an adjective is very rare.
Wiktionary (0.00 / 0 votes) Rate this definition: lunar calendar (Noun). a calendar that measures the passage of the year according to the phases of the moon, as opposed to the revolution of the earth around the sun; a calendar of the lunar year.