10-letter words containing py
- negentropy — The entropy that a living thing exports to keep its own entropy low.
- neurotropy — the quality of being neurotropic.
- obpyriform — inversely pear-shaped; pear-shaped with the narrow end at the base.
- opotherapy — organotherapy.
- orthotropy — the state of being either orthotropic or orthotropous
- over-happy — delighted, pleased, or glad, as over a particular thing: to be happy to see a person.
- overcanopy — to cover like a canopy
- papyrology — the study of papyrus manuscripts.
- phototropy — an alteration in the colour of certain substances as a result of being exposed to light of different wavelengths
- pleiotropy — the phenomenon of one gene being responsible for or affecting more than one phenotypic characteristic.
- poppy seed — seed of the poppy plant, used as an ingredient or topping for breads, rolls, cakes, and cookies.
- prepyloric — the opening between the stomach and the duodenum.
- proof copy — a copy of (a book, story, etc) made from trial impressions made from composed type, or print-outs (from a laser printer, etc) for the correction of errors
- propylaeum — Often, propylaea. a vestibule or entrance to a temple area or other enclosure, especially when elaborate or of architectural importance.
- puppy farm — an establishment, often with poor conditions for housing the animals, where puppies are bred for profit
- puppy love — temporary infatuation of a boy or girl for another person.
- puppy mill — farm where dogs are bred
- pyatigorsk — a city in the SW Russian Federation in Europe, in Caucasia.
- pycnocline — a layer, zone, or gradient of changing density, esp. a thin layer of ocean water with a density that increases rapidly with depth
- pycnogonid — any marine arthropod of the class Pycnogonida, having small bodies and long legs
- pycnometer — a container used for determining the density of a liquid or powder, having a specific volume and often provided with a thermometer to indicate the temperature of the contained substance.
- pycnostyle — having an intercolumniation of 1½ diameters.
- pyogenesis — the generation of pus; the process of the formation of pus.
- pyracantha — firethorn.
- pyramidion — a miniature pyramid, as at the apex of an obelisk.
- pyramidist — an expert in the structure and history of the Egyptian pyramids
- pyranoside — a glycoside containing a pyran ring structure.
- pyrazoline — any of the group of heterocyclic compounds containing three carbon atoms, two adjacent nitrogen atoms, and one double bond in the ring.
- pyrazolone — any of the group of heterocyclic compounds containing the pyrazoline ring in which one carbon atom is doubly linked to an oxygen atom not in the ring.
- pyrenocarp — Mycology. a perithecium.
- pyrethroid — any of several synthetic compounds that are similar to but more persistent than natural pyrethrins.
- pyretology — a discourse on fevers
- pyridoxine — a derivative of pyridine, C 8 H 1 1 NO 3 , occurring in whole-grain cereals, meats, fish, etc., and also made synthetically: required for the prevention of pellagra and the formation of hemoglobin; vitamin B 6 .
- pyrimidine — a heterocyclic compound, C 4 H 4 N 2 , that is the basis of several important biochemical substances.
- pyroborate — borax1 .
- pyrochlore — a mineral, chiefly composed of niobates of the cerium metals, occurring in syenites in the form of brown crystals.
- pyrogallol — a white, crystalline, water-soluble, poisonous, solid, phenolic compound, C 6 H 3 (OH) 3 , obtained by heating gallic acid and water: used chiefly as a developer in photography, as a mordant for wool, in dyeing, and in medicine in the treatment of certain skin conditions.
- pyrogenous — pyrogenic (def 2).
- pyrography — the process of burning designs on wood, leather, etc., with a heated tool.
- pyrolusite — a common mineral, manganese dioxide, MnO 2 , the principal ore of manganese, used in various manufactures, as a decolorizer of brown or green tints in glass, and as a depolarizer in dry-cell batteries.
- pyrolysate — a product of pyrolysis
- pyromaniac — a compulsion to set things on fire.
- pyromantic — divination by fire, or by forms appearing in fire.
- pyromeride — a devitrified form of rhyolite, having a nodular appearance and spherulitic texture
- pyrophobia — an abnormal fear of fire.
- pyrophobic — an abnormal fear of fire.
- pyrophoric — capable of igniting spontaneously in air.
- pyrophorus — a substance which ignites when exposed to air
- pyrotechny — the art of making fireworks
- pyroxenite — any rock composed essentially, or in large part, of pyroxene of any kind.