גמא

גָּמָא • (gáma) f

1. gamma (the third letter of the Greek alphabet (Γ, γ), preceded by beta (Β, β) and followed by delta, (Δ, δ))
2. (Mishnaic Hebrew) (usually with כמין) L-shaped, the form of a capital Greek gamma, the semiperimeter of a rectangular item.
   • a. 217 C.E., Mishnah. Middot, section 3.1:

     וּכְשֶׁעָלוּ בְנֵי הַגּוֹלָה, הוֹסִיפוּ עָלָיו אַרְבַּע אַמּוֹת מִן הַדָּרוֹם וְאַרְבַּע אַמּוֹת מִן הַמַּעֲרָב, כְּמִין גַּמָּא

     U-k-she-'alu vnei ha-golah, hosífu 'alav arba' ammot min ha-darom v-arba' ammot min ha-ma'arav, k-min gamma.

     t-And when the children of exile returned, they added to it four cubits from the south and four cubits from the west, in an L shape.

   • a. 500 C.E., Babylonian Talmud. Bava Metzi'a, 28a:

     מִדַּת אׇרְכּוֹ וּמִדַּת רׇחְבּוֹ וּמִדַּת גַּמָּיו יִנָּתֵן לְמִדַּת אׇרְכּוֹ וְרׇחְבּוֹ

     Middat orko u-middat roḥbo u-middat gammav, yinnaten l-middat orko v-roḥbo.

     If one claimant knows its length and its width separately, and the other knows its semiperimeter, it is given to the one who knows its length and its width separately.

גֹּמֶא • (gomé) m

1. defective spelling of גומא