Definition of "barilla" in Englisch

noun

1. (botany) Any of several not closely related saltmarsh plants that were once burnt to obtain soda ash, such as Soda inermis.

2. The alkali produced from the plant, an impure carbonate of soda, used for making soap, glass, etc., and for bleaching.

3. Impure soda obtained from the ashes of any seashore plant, or kelp.