Children's, Intermediate and Advanced Online English Dictionary & Thesaurus

Comprehensive
Dictionary Suite
Help
Help
Help
 
Advanced Dictionary    
Display options
 
Lookup History
reagin

re·a·gin

reagin

 
pronunciation:
ri eI jihn
part of speech: noun
definition: either of two antibodies found in the blood, one in persons who have allergies and one in those who test positive for syphilis.