Dictionary

-iasis

noun suffix
plural -iases

Definition of -IASIS

:  disease having characteristics of or produced by (something specified) <onchocerciasis> <ancylostomiasis>

Origin of -IASIS

New Latin, from Latin, from Greek, suffix of action, from denominative verbs in -ian, -iazein

-iasis

noun suffix -i·a·sis \ˈī-ə-səs\   (Medical Dictionary)
plural -i·a·ses \-ˌsēz\

Medical Definition of -IASIS

:  disease having characteristics of or produced by (something specified) <amebiasis> <ancylostomiasis> <onchocerciasis>

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