English to English Dictionary -petrels

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Petre :: Petre (n.) See Saltpeter.

Petrean :: Petrean (a.) Of or pertaining to to rock.

Petrel :: Petrel (n.) Any one of numerous species of longwinged sea birds belonging to the family Procellaridae. The small petrels, or Mother Carey's chickens, belong to Oceanites, Oceanodroma, Procellaria, and several allied genera..

Petrescence :: Petrescence (n.) The process of changing into stone; petrification.

Petrescent :: Petrescent (a.) Petrifying; converting into stone; as, petrescent water..

Saltpetre :: Saltpetre (n.) Potassium nitrate; niter; a white crystalline substance, KNO3, having a cooling saline taste, obtained by leaching from certain soils in which it is produced by the process of nitrification (see Nitrification, 2). It is a strong oxidizer, is the chief constituent of gunpowder, and is also used as an antiseptic in curing meat, and in medicine as a diuretic, diaphoretic, and refrigerant..