-osis

noun suffix

Definition of -osis

plural -oses or -osises
1 a : action : process : condition
  • hypnosis
b : abnormal or diseased condition
  • leukosis
2 : increase : formation
  • leukocytosis

Origin and Etymology of -osis

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


Seen and Heard

What made you want to look up -osis? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

of, relating to, or being an oracle

Get Word of the Day daily email!

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!