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word element [Gr.], disease, morbid state; abnormal increase.
-osesNouns ending in -osis typically form adjectives ending in -otic. Thus, cyanosis-cyanotic, dyskaryosis-dyskaryotic.
Suffix meaning a process, condition, or state, usually abnormal or diseased; production or increase, physiologic or pathologic; an invasion or infestation; in the latter sense, it is similar to and often interchangeable with Greek -iasis, as seen in trichinosis, trichiniasis.
-osis, pl. -oses
Combining form meaning a process, condition, or state, usually abnormal or diseased; production of an abnormal substance, increase of a normal substance, or parasitic infestation.