Defn: Prosily.
PROSIPHON
Pro*si"phon, n. Etym: [Pref. pro- for + siphon.] (Zoöl.)
Defn: A minute tube found in the protocon
PROSIT Pro"sit, interj. [L., 3d pers. sing. subj. present of prodesse to do good; pro for + esse to be.]
Defn: Lit., may it do (you) good; — a salutation used in well wishing, esp. among Germans, as in drinking healths.
PROSLAVERY
Pro*slav"er*y, a. Etym: [Pref. pro- + slavery.]
Defn: Favoring slavery.
— n.
Defn: Advocacy of slavery.
PROSOBRANCH
Pros"o*branch, n. (Zoöl.)
Defn: One of the Prosobranchiata.