Definition of subalternize in English:

subalternize

Pronunciation /ˈsʌblt(ə)nʌɪz/

verb

(also subalternise)
  • To make subaltern; to subordinate.

    Common from the late 20th century, especially in critical and cultural theory.

Origin

Mid 19th century. From subaltern + -ize, probably after French subalterniser.