-osis


-osis

noun suffix
plural -oses or -osises

Definition of -OSIS

1
a :  action :  process :  condition <hypnosis>
b :  abnormal or diseased condition <leukosis>
2
:  increase :  formation <leukocytosis>

Origin of -OSIS

New Latin, from Greek -ōsis, from -ō- (stem of causative verbs in -oun) + -sis

-o·sis

noun suffix \ˈō-səs\   (Medical Dictionary)
plural -o·ses \ˈō-ˌsēz\ or -o·sis·es

Medical Definition of -OSIS

1
a : action : process : condition <hypnosis> b : abnormal or diseased condition <leukosis>
2
: increase : formation <leukocytosis>

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