Alternative Spellings

kezayis, kazayit, kizayit, k'zayit, kzayit, kazayis, kizayis, k'zayis, kzayis


  • A halakhic measure for the minimum amount that may not be eaten of a prohibited substance or that must be eaten to fulfill a commandment.

Example Sentences

  • "Rambam specified that a 'grogeret' (dried fig) was one-third of a beytza, making this the maximum size for a kezayit." (

Languages of Origin

Textual Hebrew


כזית‎ kezayit 'like an olive'

Who Uses This

Religious: Jews who are engaged in religious observance and have some Jewish education
Orthodox: Jews who identify as Orthodox and observe halacha (Jewish law)


North America


Dictionary of Jewish Usage: A Guide to the Use of Jewish Terms, by Sol Steinmetz (Lanham, MD, 2005).

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