What does "sola" mean?

Sola: See Solus.

Additional senses

  1. 2.A leguminous plant (Æschynomene aspera) growing in moist places in Southern India and the East Indies. Its pithlike stem is used for making hats, swimming-jackets, etc. [Written also solah, shola.]
  2. 3.Alone; -- chiefly used in stage directions, and the like.

Sources