dilation
- n a lengthy discussion (spoken or written) on a particular topic
- n the act of expanding an aperture
the dilation of the pupil of the eye
dilation and curettage
- n 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
dilator
- n a muscle or nerve that dilates or widens a body part
- n a drug that causes dilation
- n a surgical instrument that is used to dilate or distend an opening or an organ
dilatoriness
- n slowness as a consequence of not getting around to it