Meaning of -OSIS in English

-OSIS

-osis /əʊsəs, əʊsɪs $ oʊ-/ BrE AmE suffix ( plural -oses /əʊsiːz $ oʊ-/) [in nouns]

[ Language: Latin ; Origin: Greek ]

1 . a diseased condition:

silicosis (=a lung disease)

neuroses (=medical conditions that affect the mind)

2 . a condition or process:

a metamorphosis (=change from one state to another)

—-otic /ɒtɪk $ ɑːtɪk/ suffix [in adjectives] :

neurotic

hypnotic

—-otically /ɒtɪkli $ ɑːt-/ suffix [in adverbs]

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.