9-letter words containing p, e, t, i
- peptidase — any of the class of enzymes that catalyze the hydrolysis of peptides or peptones to amino acids.
- peptonize — to subject (food) to an artificial, partial digestion by pepsin or pancreatic extract in order to aid digestion.
- perdition — a state of final spiritual ruin; loss of the soul; damnation.
- periaktos — an ancient device used for changing theatre scenery, usually consisting of a revolving triangular prism with different scenes painted on each face; the device was heavily used in the Renaissance
- periblast — the protoplasm surrounding the blastoderm in meroblastic eggs
- peridotic — of, relating to, or containing peridot
- perimeter — the border or outer boundary of a two-dimensional figure.
- perimetry — the border or outer boundary of a two-dimensional figure.
- perinatal — occurring during or pertaining to the phase surrounding the time of birth, from the twentieth week of gestation to the twenty-eighth day of newborn life.
- periodate — a salt of a periodic acid, as sodium periodate, Na 2 H 3 IO 6 .
- peripatus — any of a genus of wormlike arthropods having a segmented body and short unjointed limbs: belonging to the phylum Onychophora
- periplast — the hard and plated cell wall of a single-celled organism
- periproct — (in certain echinoids) that part of the body surface bordering the anus.
- periptery — a peripteral building.
- peristeri — a city in SE Greece, constituting part of Greater Athens.
- peristome — Botany. the one or two circles of small, pointed, toothlike appendages around the orifice of a capsule or urn of mosses, appearing when the lid is removed.
- peristyle — a colonnade surrounding a building or an open space.
- permit me — You can use permit me when you are about to say something or to make a suggestion.
- permitted — to allow to do something: Permit me to explain.
- permittee — to allow to do something: Permit me to explain.
- permitter — to allow to do something: Permit me to explain.
- peronista — Peronist.
- perotinus — ("Magnus Magister") fl. late 12th to early 13th century, French composer.
- persisted — to continue steadfastly or firmly in some state, purpose, course of action, or the like, especially in spite of opposition, remonstrance, etc.: to persist in working for world peace; to persist in unpopular political activities.
- persister — to continue steadfastly or firmly in some state, purpose, course of action, or the like, especially in spite of opposition, remonstrance, etc.: to persist in working for world peace; to persist in unpopular political activities.
- pertained — to have reference or relation; relate: documents pertaining to the lawsuit.
- perthitic — relating to, consisting of, or having a similarity to perthite
- pertinent — pertaining or relating directly and significantly to the matter at hand; relevant: pertinent details.
- pertusion — the process or act of making a hole with a stabbing or penetrating implement
- pertussis — whooping cough.
- pessimist — a person who habitually sees or anticipates the worst or is disposed to be gloomy.
- pestering — to bother persistently with petty annoyances; trouble: Don't pester me with your trivial problems.
- pesticide — a chemical preparation for destroying plant, fungal, or animal pests.
- pestilent — producing or tending to produce infectious or contagious, often epidemic, disease; pestilential.
- petaurine — relating to a petaurist
- petechiae — a minute, round, nonraised hemorrhage in the skin or in a mucous or serous membrane.
- petechial — pertaining to, resembling, or characterized by petechiae.
- peter iii — 1728–62, czar of Russia 1762 (husband of Catherine II; father of Paul I).
- pethidine — a white crystalline water-soluble drug used as an analgesic. Formula: C15H21NO2.HCl
- petillant — slightly sparkling.
- petiolate — having a petiole or peduncle.
- petiolule — a small petiole, as of a leaflet in a compound leaf.
- petit feu — a firing of ceramics at a low temperature.
- petit mal — a disorder of the nervous system, characterized either by mild, episodic loss of attention or sleepiness (petit mal) or by severe convulsions with loss of consciousness (grand mal)
- petri net — (parallel, simulation) A directed, bipartite graph in which nodes are either "places" (represented by circles) or "transitions" (represented by rectangles), invented by Carl Adam Petri. A Petri net is marked by placing "tokens" on places. When all the places with arcs to a transition (its input places) have a token, the transition "fires", removing a token from each input place and adding a token to each place pointed to by the transition (its output places). Petri nets are used to model concurrent systems, particularly network protocols. Variants on the basic idea include the coloured Petri Net, Time Petri Net, Timed Petri Net, Stochastic Petri Net, and Predicate Transition Net.
- petrichor — a distinctive scent, usually described as earthy, pleasant, or sweet, produced by rainfall on very dry ground.
- petrified — to convert into stone or a stony substance.
- petrinism — the body of theological doctrine taught by, or attributed to, the apostle Peter.
- petronius — Gaius (ˈɡaɪəs), known as Petronius Arbiter. died 66 ad, Roman satirist, supposed author of the Satyricon, a picaresque account of the licentiousness of contemporary society
- petrosian — Tigran (tiɡˈran). 1929–84, Soviet chess player; world champion (1963–69)