omer

noun

ˈō-mər 

1

: an ancient Hebrew unit of dry capacity equal to ¹/₁₀ ephah

2

a

often capitalized : the sheaf of barley traditionally offered in Jewish Temple worship on the second day of the Passover

b

capitalized : a 7-week liturgical period of anticipation for Shavuot beginning with the second day of the Passover

Word History

Etymology

Hebrew ʽōmer

First Known Use

1560, in the meaning defined at sense 1