- a disease of tropical fishes, characterized by small, white nodules on the fins, skin, and eyes, caused by a ciliate protozoan, Ichthyophthirius multifiliis.
Origin of ich
short for ichthyophthirius
Also called ichthyophthirius, ichthyophthirius disease.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for ich
Theirs it is to bear the invisible but princely crest, “Ich dien.”The Love Affairs of an Old Maid
The inscription was Ich bin eine Gans, and you can translate it for yourself.Oswald Bastable and Others
"Ich danke," said the latter, and softly, with a rustle of silk she sank into the chair.Crime and Punishment
It is decidedly thrilling to hear the cameleer say, ich, ich, i—ch—ch!The Syrian Christ
Abraham Mitrie Rihbany
Say to Frulein that "ich lasse Sie grssen von Herzensgrund!"The Letters of William James, Vol. 1