n, pl  -nit*i*des   1  :  inflammation (as from bacterial or fungal infection, allergic reaction, or hormone deficiency) of the vagina that may be marked by irritation and vaginal discharge - see ATROPHIC VAGINITIS BACTERIAL VAGINOSIS TRICHOMONIASIS   2  :  inflammation of a sheath (as a tendon sheath) .
 
 
 
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