1. The science of diseases; the defining, naming, and grouping of diseases.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• bosology,
• josology,
• nksology,
• nlsology,
• npsology,
• n0sology,
• n9sology,
• noaology,
• nozology,
• noxology,
• nodology,
• nosoligy,
• nosoloby,
• nosoology,
• nosolgy,
• nsoology,
• osnology,
• nazology,
• nosalogy,
• nosolagoy

The adjective form of "nosology" is "nosological".

The plural form of the word "nosology" is "nosologies".

The singular form of the word "nosology" is "nosology". The word does not change in form from its singular to plural form.