411 REFERENCE · Wiktionary
Charcot-Leyden crystal
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Etymology
They were described (though not first discovered) by Jean-Martin Charcot and Charles-Philippe Robin in 1853, then in 1872 by Ernst Viktor von Leyden.
Noun
+s
en pathology especially in plural Elongated, double-pyramidal crystal of eosinophils found in the sputum in bronchial asthma
en eponyms
en Medical signs and symptoms