Danish biochemist. He shared a 1943 Nobel Prize for the discovery of vitamin K.
a. A barrier constructed across a waterway to control the flow or raise the level of water.
b. A body of water controlled by such a barrier.
2. A barrier against the passage of liquid or loose material, as a rubber sheet used in dentistry to isolate one or more teeth from the rest of the mouth.
3. An obstruction; a hindrance.
tr.v.dammed, dam·ming, dams
1. To hold back or confine by means of a dam.
2. To close up; obstruct: He tried to dam his grief. See Synonyms at hinder1.
1. Abbr. d. A female parent. Used of a four-legged animal.
2. Archaic A mother.
[Middle English dam, dame, lady, mother; see dame.]
dam /dm/ v. [T] dammed, damming, dams to build a barrier across a river to stop or limit its flow, often to produce electrical power: Governments often dam large rivers to generate electrical power. n. the barrier itself: Beavers build dams with logs and sticks.
Thesaurus: dam v. toblock, stop up | obstruct, hinder. Ant. to unblock.