forme fruste

[fôrm′ frōōst′, früst′]

n. pl. formes frustes (fôrm′ frōōst′, früst′)

An incomplete, abortive, or unusual form of a syndrome or disease.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.