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Meaning of natural gender

nat'ural gen'der

Pronunciation: [key]
— Gram. Gram.
  1. gender based on the sex or, for neuter, the lack of sex of the referent of a noun, as English girl (feminine) is referred to by the feminine pronoun she, boy (masculine) by the masculine pronoun he, and table (neuter) by the neuter pronoun it.Cf.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.