- (1873–1961), American pharmacologist and physiologist, born in Germany. He was the first to show that a chemical neurotransmitter is produced at the junction between a parasympathetic nerve and a muscle. This he identified as the substance acetylcholine. Nobel Prize for Physiology or Medicine (1936, shared with Sir Henry Dale).
More definitions of Loewi, OttoDefinition of Loewi, Otto in:
- The US English dictionary