Ptis"an (?), n. [L. ptisana peeled barley, barley water, Gr. , from to peel, husk; cf. F. ptisane, tisane.]

1.

A decoction of barley with other ingredients; a farinaceous drink.

2. Med.

An aqueous medicine, containing little, if any, medicinal agent; a tea or tisane.

 

© Webster 1913.