Prog, prog, v.t. to thrust.—v.i. to go about, as if picking and plundering: to beg.—n. a pointed instrument: food got by begging. [Prob. related to W. procio, to stab.]

Progenerate, prō-jen′e-rāt, v.t. to beget.—n. Progen′itor, a forefather: an ancestor: a parent: the founder of a family:—fem. Progen′itress, Progen′itrix.—ns. Prōgen′iture, a begetting; Prog′eny, that which is brought forth: descendants: race: children. [Fr.,—L.,—pro, before, genitor, a parent, gignĕre, genitum, to beget.]

Proglottis, prō-glot′is, n. a term applied to the detached segments of the body in the Cestoidea:—pl. Proglott′idēs.—adj. Proglott′ic. [Gr.,—pro, before, glōssa, glōtta, tongue.]

Prognathous, prog′nā-thus, adj. having jaws projecting far forward—also Prognath′ic.—n. Prog′nathism. [Gr. pro, forward, gnathos, a jaw.]

Prognosis, prog-nō′sis, n. foreknowledge: (med.) the act or art of foretelling the course of a disease from the symptoms: the opinion thus formed.—n. Prognos′tic, a foreshowing: a foretelling: an indication: a presage.—adj. foreknowing: foreshowing: indicating what is to happen by signs or symptoms.—v.t. Prognos′ticāte, to foreshow: to foretell: to indicate as future by signs.—n. Prognosticā′tion, the act of prognosticating or foretelling something future by present signs: a foretoken or previous sign.—adj. Prognos′ticātive.—n. Prognos′ticātor, a predictor of future events, esp. a weather prophet. [Gr.,—pro, before, gignōskein, to know.]

Programme, Program, prō′gram, n. a public notice in writing: an outline of subjects and the order in which they are to be taken up at a meeting, exhibition, concert, &c.: a preliminary outline.—n. Prō′grammer, one who makes up a programme.—Programme music, music meant to give the hearers, by means of instruments, without words, the impressions of scenes and incidents. [Fr.,—L.,—Gr. programmapro, before, graphein, to write.]

Progress, prog′res, n. a going forward or onward: advance: improvement of any kind: proficiency: course: passage from place to place: procession: a journey of state: a circuit.—v.i. Prōgress′, to go forward: to make progress: to grow better: to proceed: to advance: to improve.—v.t. (Shak.) to move or push forward.—n. Prōgres′sion, motion onward: act or state of moving onward: progress: regular and gradual advance: increase or decrease of numbers or magnitudes according to a fixed law: (mus.) a regular succession of chords or the movements of the parts in harmony.—adj. Prōgres′sional.—ns. Prōgres′sionist, Prog′ressist, one who believes in the progress of society and its future perfection: one who believes in the development of animals and plants from one simple form.—adj. Prōgress′ive, progressing or moving forward: advancing gradually: improving.—n. one in favour of reform.—adv. Prōgress′ively.—n. Prōgress′iveness.—Arithmetical progression (see Arithmetic); Geometrical progression, a series of numbers or quantities in which each succeeding one is produced by multiplying or dividing the preceding one by a fixed number or quantity, as 1, 4, 16, 64, &c., or 18, 6, 2; Harmonic progression (see Harmonic); Musical progression, the regular succession of chords or the movement of the parts of a musical composition in harmony, where the key continues unchanged. [Fr.,—L. progressusprogredi, to go forward—pro, forward, gradi, to go.]

Progymnasium, prō-jim-nā′zi-um, n. in Germany, a classical school in which the higher classes are wanting: a school preparatory to a gymnasium.

Prohibit, prō-hib′it, v.t. to hinder: to check or repress: to prevent: to forbid: to interdict by authority.—ns. Prohib′iter; Prohibi′tion, the act of prohibiting, forbidding, or interdicting: an interdict: the forbidding by law of the manufacture and sale of alcoholic drinks; Prohib′itionism; Prohibi′tionist, one who favours prohibitory duties in commerce: one who advocates the forbidding by law of the manufacture and sale of alcoholic drinks.—adj. Prohib′itive.—adv. Prohib′itively.—adj. Prohib′itory, that prohibits or forbids: forbidding.—Prohibited degrees (see Forbidden degrees, under Degree).—Writ of prohibition (law), a writ from a superior tribunal staying proceedings in a lower court: (Scots law) a clause in a deed of entail forbidding the heir to sell the estate, contract debt, &c. [L. prohibēre, prohibitumpro, before, habēre, to have.]

Proin, proin, v.t. an obsolete form of prune.