What does "prunella" mean?

Prunella: (a) Angina, or angina pectoris. (b) Thrush. Prunella salt (Old Chem.), niter fused and cast into little balls.

Additional senses

  1. 2.A smooth woolen stuff, generally black, used for making shoes; a kind of lasting; -- formerly used also for clergymen's gowns.

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