polar body

noun
Updated on: 6 Apr 2018

Definition of polar body

: a cell that separates from an oocyte during meiosis and that contains a nucleus produced in the first or second meiotic division and very little cytoplasm

Recent Examples of polar body from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'polar body.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of polar body

1882


Medical Dictionary

polar body

noun

medical Definition of polar body

: a cell that separates from an oocyte during meiosis:
a : one containing a nucleus produced in the first meiotic division called also first polar body
b : one containing a nucleus produced in the second meiotic division called also second polar body

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