librae

Noun

libra (plural libras or (Roman contexts) librae)

1. (historical) A Roman unit of mass, usually equivalent to 327 g.

   Synonyms:

   Roman pound, pound

2. (historical) A traditional Spanish unit of mass, usually around 460 g.

   Synonyms:

   Spanish pound, pound

3. (historical) A traditional Portuguese unit of mass, usually equivalent to 345 g and particularly used for trade in medicines.
4. (historical) Synonym of arratel, a separate Portuguese unit of mass, usually around 460 g.

   Synonyms:

   arratel

5. (historical) Synonym of pound, a notional pound of silver as a money of account, especially in medieval contexts.

   Synonyms:

   pound

See all 8 meanings of libra