23 Sep 2024 — NCI's Dictionary of Cancer Terms provides easy-to-understand definitions for words and phrases related to cancer and medicine.. The meaning of OBSTETRICS is a branch of medical science that deals with pregnancy, childbirth, and the postpartum period.. Where does the verb ob.
come from? ... The earliest known use of the verb ob.
is in the 1800s. OED's earliest evidence for ob. is from 1809. ob.
is formed within .... ob-, prefix meanings, etymology, pronunciation and more in the Oxford English Dictionary.. ob- in American English · 1.
to, toward, before, in front of. obtrude · 2. opposed to, against. obstinate · 3.
upon, over. obscure · 4. completely, totally..