Glossary · Nouns · P
L1 — paginated flat list. Pick a POS, pick a letter.
TermTypeDefinitionClassificationsUpdated
Pyrethrumnounspring-flowering garden perennial of Asiatic origin having finely divided aromatic leaves and white to pink-purple flowersverified
Pyriform AreanounMWEpear-shaped neural structure on either side of the brain in the rhinencephalonverified
Pyriform LobenounMWEpear-shaped neural structure on either side of the brain in the rhinencephalonverified
Pyroelectricitynoungeneration of an electric charge on certain crystals (such as tourmaline) as a result of a change in temperatureverified
Pyrogallic AcidnounMWEa toxic white lustrous crystalline phenol used to treat certain skin diseases and as a photographic developerverified
Pyrogallolnouna toxic white lustrous crystalline phenol used to treat certain skin diseases and as a photographic developerverified
Pyrographynounthe act of producing drawings on wood or leather by using heated tools or a fine flameverified
Pyroligneous AcidnounMWEa red-brown liquid formed in distillation of wood which contains acetic acid, methanol, acetone, wood oils, and tarsverified
Pyrometric ConenounMWEa pyrometer consisting of a series of cones that melt at different temperaturesverified
Pyrosisnouna painful burning sensation in the chest caused by gastroesophageal reflux (backflow from the stomach irritating the esophagus)verified
Pyroxenenounany of a group of crystalline silicate mineral common in igneous and metamorphic rocksverified
Pyroxylinnounhighly flammable nitrocellulose used in making collodion and plastics and lacquersverified
Pyroxylinenounhighly flammable nitrocellulose used in making collodion and plastics and lacquersverified
Pyruvic AcidnounMWEa colorless acid formed as an important intermediate in metabolism or fermentationverified
Pyxienouncreeping evergreen shrub having narrow overlapping leaves and early white star-shaped flowersverified