petanque
Alternative form of pétanque (“French boules game”).
Any of various ores, including forms of silver sulfide (such as stephanite) and the copper ore tetrahedrite.

petanques
Alternative form of pétanque (“French boules game”).

petaop
10¹⁵ operations per second.

petaops
plural of petaop

petaparsec
An astronomical unit of distance equal to 10¹⁵ parsecs.

petaparsecs
plural of petaparsec

petchah
Alternative form of p'tcha.

petcharies
plural of petchary

petchary
gray kingbird (Tyrannus dominicensis)

petechiation
The presence of petechiae on the skin

petechiations
plural of petechiation

pethood
The state or condition of being a pet.

petiteness
The quality of being petite.

petitio
Short for petitio principii.

petitios
plural of petitio.

petkin
A little pet or darling.

petkins
plural of petkin

petlessness
Absence of pets.

petling
term of affection or endearment; darling.

petlings
plural of petling

petractin
An adhesin produced by Bordetella pertussis, the causative agent for whooping cough.

petralogy
Archaic form of petrology.

petrescence
The process of changing into stone; petrification.

petrifact
An object made of stone, especially one formed from petrifaction.

petrifaction
Petrification.
An object that has become petrified.
The condition of being petrified.

petrifactions
plural of petrifaction

petrifacts
plural of petrifact

petrocapitalism
Those aspects of capitalism that involve the petrochemical industry.

petrocultures
plural of petroculture

petrodentine
A very hard, hypermineralized form of dentine.

petroform
A shape or pattern made by arranging large rocks and boulders over a relatively wide area.

petroforms
plural of petroform

petrogeneses
plural of petrogenesis

petrogenesis
Rock formation, especially the formation of igneous or metamorphic rocks.
The study of the origin of rocks, especially igneous and metamorphic rocks.

petrogeny
The science of the origin of rocks.

petrogeology
Petroleum geology.

petroglyphy
The process of, or study of, carving petroglyphs

petrographies
plural of petrography

petrography
The branch of petrology that deals with the scientific description and classification of rocks.
The art of writing on stone.

petrolage
The killing of mosquitos by adding petroleum to the surface of the water where they are found.

petrolism
Political corruption and exploitation financed by oil exports.

petrolization
The treatment of water with kerosene in order to exterminate mosquitoes.
Conversion of a country or region to a petroleum-based economy.

petrolizations
plural of petrolization

petrologies
plural of petrology

petrology
The study of the origin, composition and structure of rock.

petromax
A kind of pressurized paraffin lamp that uses a mantle.

petromaxes
plural of petromax

petromodernity
Those aspects of modern times that are dependent on and shaped by the availability of oil.

petronoia
Fear and/or paranoia due to the economics of oil and petroleum.

petrophysics
The physics of rock, especially rock that acts as a reservoir for petroleum or other fluids

petrostate
A state whose wealth stems from the sale of oil.

petrostates
plural of petrostate

petsai
Chinese cabbage (either napa cabbage or bok choy)

petship
The condition of being a pet or favourite.

pettedness
The quality of being petted.

pettifoggeries
plural of pettifoggery

pettifoggery
The actions of a pettifogger; a trivial quarrel.

pettiness
The quality of being petty.
A petty behaviour, attitude, etc.

pettinesses
plural of pettiness

pettishness
The state of being pettish; peevishness, irritability.

pettishnesses
plural of pettishness

petto
Only used in in petto

petulance
Rudeness, insolence.
An insolent remark or act.
Childish impatience or sulkiness; testiness.

petulances
plural of petulance

petulancies
plural of petulancy

petulancy
petulance; petulant attitude or behaviour

petulcity
wantonness; friskiness

peulven
A menhir.

pexophagy
The selective autophagy of peroxisomes

pey
Alternative form of pe (“Semitic letter”).

peyotism
The consumption of peyote for its psychedelic effects as a religious ritual.

pfenig
Alternative form of pfennig.

pfenigs
plural of pfenig

pfennig
One hundredth of the former German mark (Deutsche Mark).

pfennige
plural of pfennig

pfennigs
plural of pfennig

pfp
Abbreviation of profile picture.

pfps
plural of pfp

pfropfschizophrenie
Schizophrenia in individuals with premorbid cognitive impairment.

pfu
Abbreviation of particle flux unit.
Abbreviation of plaque-forming unit.

pfus
plural of pfu

pfx
Abbreviation of prefix.

phacocysts
plural of phacocyst

phacodonesis
The vibration of the lens accompanying eye movement.

phacodynamics
The flow of fluid into and out of a lens during phacoemulsification surgery

phacofragmentation
fragmentation of the lens of the eye, typically after it has become dislocated

phacofragmentations
plural of phacofragmentation

phacotrabeculectomies
plural of phacotrabeculectomy

phacotrabeculectomy
An extension of trabeculectomy to include the lens

phacovitrectomies
plural of phacovitrectomy

phacovitrectomy
combined phacoemulsification and vitrectomy

phaeism
A relatively mild form of melanism.

phaenomena
plural of phaenomenon

phaenomenism
Alternative form of phenomenism.

phaenomenon
Rare spelling of phenomenon.

phaeodarian
Any of the class Phaeodarea of radiolarians

phaeodarians
plural of phaeodarian

phaeodella
A dark pigmented granule in the phaeodia of phaeodarian radiolarians

phaeodellas
plural of phaeodella

phaeodia
plural of phaeodium

phaeodium
The dark mass surrounding the large pore in the central capsule of a phaeodarian radiolarian

phaeophorbide
Alternative form of pheophorbide.

phaeophorbides
plural of phaeophorbide

phagism
A trophic pattern (one of monophagy, oligophagy, or polyphagy).
A desire to eat that is not based on nutritional need.

phagocytation
The act, or the result of phagocytizing

phagocytations
plural of phagocytation

phagocytism
The nature or function of a phagocyte.

phagodepression
depression of the urge to feed

phagology
The study of habits related to eating or feeding.

phagomania
A compulsion to eat.

phagophobia
A morbid fear of swallowing.

phagostimulation
stimulation of the urge to feed

phagotrophy
The condition of being phagotrophic

phagraphene
A two-dimensional form of graphene, the allotrope of carbon found in graphite, with 5/6/7-sided rings instead of just the 6-sided ones found in conventional graphene.

phai
A ring of nooses with bait in the center, for trapping hawks.

phainomenon
Rare spelling of phenomenon.

phakia
The presence of the natural crystalline lens of the eye.

phalaenophily
pollination by moths

phalangectomy
Surgical removal or excision of the phalanges.

phalansterianism
Synonym of phalansterism.

phalansterism
A system of phalansteries; Fourierism.

phalarica
An Ancient Roman javelin wrapped in tow and pitch that was set on fire before being fired

phalaricas
plural of phalarica

phaleristics
The study of orders, fraternity, and award items.

phallectomies
plural of phallectomy

phallectomy
The surgical removal of the penis.

phallicity
The quality of being phallic.

phallicization
The process of making something phallic.

phallicizations
plural of phallicization

phallicness
The quality of being phallic.

phallocentricity
The property of being phallocentric.

phallocentrism
Focus on the phallus.
Focus on a male point of view.

phallocentrisms
plural of phallocentrism

phallocracies
plural of phallocracy

phallocracy
A society or government of, or dominated by, men.

phallology
The scientific study of the penis.

phallomere
Any of a group of lobes, by the gonopore of many insects, that fuse to form a phallus

phallomeres
plural of phallomere

phallometry
The measurement of the penis.

phallophilia
A paraphilia involving the sexual attraction or arousal to penises.

phallophoria
A ceremonial procession, in honour of Dionysus, in which a phallus is carried