schizo

noun, plural schiz·os.

1. a schizophrenic or schizoid person.

adjective

2. schizophrenic or schizoid.
3. crazy; wildly eccentric; lunatic.

1. a combining form meaning “split,” used in the formation of compound words: schizogenetic.

adjective

1. schizophrenic

noun plural -os

2. a schizophrenic person

combining form

1. indicating a cleavage, split, or divisionschizocarp; schizophrenia

n.1945 (n.), slang shortening of schizophrenic. Schiz in same sense is from 1955 as a noun, 1960 as an adjective. word-forming element meaning “division; split, cleavage,” from Latinized form of Greek skhizo-, comb. form of skhizein “to split, cleave, part, separate,” from PIE root *skei- “to cut, separate, divide, part, split” (see shed (v.)). pref.

1. Split; cleft:schizotrichia.
2. Cleavage; fission:schizogenesis.
3. Schizophrenia:schizoid.