| NEJM | New England Journal of Medicine |
|---|---|
| NG | nasogastric; neoplastic growth; new growth; nitroglycerin; nodose ganglion; no growth; not given |
| nn | nerves; new name [Lat. nomen novum] |
| NND | neonatal death; New and Nonofficial Drugs; nonspecific nonerosive duodenitis |
| NNO | no new orders |
| hyperactive child syndrome | <psychiatry> A condition seen in children where there is increased motor activity in association with poor attention span. Often treated with amphetamine medications. (27 Sep 1997) |
|---|---|
| only child | Child who has no siblings. (12 Dec 1998) |
| father-child relations | Interaction between the father and the child. (12 Dec 1998) |