Simple Definition of ostracize

from our Learner's Dictionary

ostracize

verb

variants also British ostracise
ostracizes; ostracized; ostracizing
: to not allow (someone) to be included in a group : to exclude (someone) from a group
She was ostracized from/by the scientific community for many years because of her radical political beliefs.
The other girls ostracized her because of the way she dressed.

Cite this Entry

“Ostracize.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/ostracize. Accessed 22 Jun. 2026.

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