curettement vs dilation and curettage

curettement and dilation and curettage both are nouns.

Word	Noun	Adjective	Verb	Adverb
curettement	Yes	No	No	No
dilation and curettage	Yes	No	No	No

curettement (noun)	dilation and curettage (noun)
surgery to remove tissue or growths from a bodily cavity (as the uterus) by scraping with a curette	a surgical procedure usually performed under local anesthesia in which the cervix is dilated and the endometrial lining of the uterus is scraped with a curet; performed to obtain tissue samples or to stop prolonged bleeding or to remove small tumors or to remove fragments of placenta after childbirth or as a method of abortion