librae

/L AY0 B R EY1/
noun
  1. 1

    A Roman unit of weight equal to about 327 grams.

  2. 2

    Any of various units of weight in Spanish- and Portuguese-speaking countries approximately equal to 460 grams or a little more than a US or UK pound.

  3. 3

    Alternative spelling of libbra, an Italian unit of weight.

Source: https://en.wiktionary.org/wiki/libra, https://en.wiktionary.org/wiki/librae