-osis

1. a suffix occurring in nouns that denote actions, conditions, or states (hypnosis; leukocytosis; osmosis ), especially disorders or abnormal states (chlorosis; neurofibromatosis; tuberculosis ).

-osis

suffix

1. indicating a process or state

   metamorphosis

2. indicating a diseased condition Compare -iasis

   tuberculosis

3. indicating the formation or development of something

   fibrosis

–osis

1. A suffix that means:

2. Diseased condition, as in tuberculosis.

3. Condition or process, as in osmosis.

Word History and Origins

Origin of –osis¹

On the model of Greek borrowings ending in Greek -ōsis, as sklērōsis sclerosis, derived originally from verbs ending in the formative -o- ( -ō- in noun derivatives), with the suffix -sis -sis

Word History and Origins

Origin of –osis¹

from Greek, suffix used to form nouns from verbs with infinitives in -oein or -oun

Example Sentences

Near to the Martyrdom of St. Andrew hang the Visi�n de San Basilio and the Apot�osis of San Hermenegildo, two works of great size, by Herrera el Viego.

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In the centre is, La Apot�osis de Santo Tom�s de Aquino, considered by some critics the masterpiece of Zurbaran.

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But another flatterer, by name Osis, caused Thraso to be put to death by Hieronymus; and he persuaded Hieronymus himself to assume the diadem, and the purple and all the rest of the royal apparel, which Dionysius the tyrant was accustomed to wear.

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Chief Executive Andrew Osis says creating the app with Adobe Air was easier than writing for the iPhone, Android or Nokia's Symbian platform.

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"We've got this tiger by the tail and are just trying to hang on," says its CEO Andrew Osis.

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