9-letter words containing a, p, r, e, t
- peasantry — peasants collectively.
- peat reek — the smoke of a peat fire
- pectorals — of, in, on, or pertaining to the chest or breast; thoracic.
- pederasty — sexual relations between two males, especially when one of them is a minor.
- pediatric — the branch of medicine concerned with the development, care, and diseases of babies and children.
- peirastic — involving an experiment; experimental
- penetrant — a person or thing that penetrates.
- penetrate — to pierce or pass into or through: The bullet penetrated the wall. The fog lights penetrated the mist.
- pentagram — a five-pointed, star-shaped figure made by extending the sides of a regular pentagon until they meet, used as an occult symbol by the Pythagoreans and later philosophers, by magicians, etc.
- pentarchy — a government by five persons.
- perborate — a salt of perboric acid, as sodium perborate, NaBO 3 ⋅4H 2 O, used for bleaching, disinfecting, etc.
- percental — Also called per centum. one one-hundredth part; 1/100.
- percolate — to cause (a liquid) to pass through a porous body; filter.
- perennate — to survive from season to season for an indefinite number of years.
- perforant — perforating; esp (of blood vessels) perforating other anatomical structures
- perforate — to make a hole or holes through by boring, punching, piercing, or the like.
- perfusate — a fluid pumped or flowing through an organ or tissue.
- 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
- 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
- perma-tan — a permanent year-round suntan
- permanent — existing perpetually; everlasting, especially without significant change.
- permatemp — a temporary or freelance worker who accepts a series of short-term assignments, thereby continuing on a long-term basis without the benefits of a permanent employee.
- permeated — to pass into or through every part of: Bright sunshine permeated the room.
- permeator — to pass into or through every part of: Bright sunshine permeated the room.
- permutate — to cause (something) to undergo permutation.
- peronista — Peronist.
- perorator — a person who gives a peroration
- perpetual — continuing or enduring forever; everlasting.
- personate — to act or portray (a character in a play, a part, etc.).
- pertained — to have reference or relation; relate: documents pertaining to the lawsuit.
- pertusate — stabbed or perforated at the top
- petahertz — one quadrillion (10 15) hertz. Abbreviation: PHz.
- petaurine — relating to a petaurist
- peter pan — the hero of Sir James M. Barrie's play about a boy who never grew up.
- petersham — a heavy woolen cloth for men's overcoats and other bulky outerwear.
- petnapper — a person who steals a pet for ransom or for resale
- petrograd — former name (1914–24) of St. Petersburg (def 2).
- petrogram — a drawing or painting on rock, especially one made by a member of a prehistoric people.
- petrolage — the addition of petrol to the surface of a body of water to get rid of mosquitoes
- petrosian — Tigran (tiɡˈran). 1929–84, Soviet chess player; world champion (1963–69)
- phanerite — any igneous rock whose grains are visible to the naked eye.
- pia mater — the delicate, fibrous, and highly vascular membrane forming the innermost of the three coverings of the brain and spinal cord. Compare arachnoid (def 6), dura mater.
- pie chart — a graphic representation of quantitative information by means of a circle divided into sectors, in which the relative sizes of the areas (or central angles) of the sectors correspond to the relative sizes or proportions of the quantities.
- pignorate — to pledge or pawn
- pintadera — a decorative stamp, usually made of clay, found in the Neolithic of the E Mediterranean and in many American cultures
- piracetam — a drug used to improve cognitive powers and memory, used to treat stroke victims and sufferers of dementia, Alzheimer's disease, etc