9-letter words containing p, a, r, e
- pellagrin — a person affected with pellagra.
- pendragon — either of two kings of ancient Britain. Compare Arthur (def 2), Uther.
- 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.
- penis war — (jargon, abuse) (Or "Dick Size War", "DSW") Any argument which has degenerated into quantitative boasting of the sort "My [program|bot|etc.] is [faster|meaner|etc.] than yours!". Generally as unconstructive (and with as little emphasis on empirical proof) as men debating who has the biggest penis. The term is often used on IRC, news:alt.sysadmin.recovery, and sometimes applied to IRC botwars, because of their equally pointless nature.
- 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.
- penumbral — Astronomy. the partial or imperfect shadow outside the complete shadow of an opaque body, as a planet, where the light from the source of illumination is only partly cut off. Compare umbra (def 3a). the grayish marginal portion of a sunspot. Compare umbra (def 3b).
- pep rally — a meeting, especially of students before an interscholastic athletic contest, to stimulate group enthusiasm by rousing talks, songs, cheers, etc.
- peperomia — any of numerous tropical and subtropical plants belonging to the genus Peperomia, of the pepper family, cultivated as houseplants for their ornamental foliage.
- per annum — by the year; yearly.
- perborate — a salt of perboric acid, as sodium perborate, NaBO 3 ⋅4H 2 O, used for bleaching, disinfecting, etc.
- percaline — a fine, lightweight cotton fabric, usually finished with a gloss and dyed in one color, used especially for linings.
- perceable — pierceable
- percental — Also called per centum. one one-hundredth part; 1/100.
- perchance — Literary. perhaps; maybe; possibly.
- percivale — a knight who is allowed to see the Holy Grail
- percolate — to cause (a liquid) to pass through a porous body; filter.
- perendale — a Romney-Cheviot crossbreed of sheep
- perennate — to survive from season to season for an indefinite number of years.
- perennial — lasting for an indefinitely long time; enduring: her perennial beauty.
- perfboard — hardboard with perforations into which pegs or hooks can be inserted for hanging or displaying objects.
- perforans — (of nerves, muscles, or blood vessels) perforating or penetrating other anatomical structures
- 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
- periander — died 585 b.c, tyrant of Corinth.
- periapsis — the closest point to a central body reached by a body in orbit
- periblast — the protoplasm surrounding the blastoderm in meroblastic eggs
- peribonca — a river in central Quebec, Canada, flowing S to Lake St. John. 280 miles (451 km) long.
- periclase — a cubic mineral, native magnesia, MgO, occurring usually in metamorphosed dolomite.
- periclean — of or relating to Pericles or to the period (Periclean Age) when Athens was intellectually, artistically, and materially preeminent.
- pericopae — a selection or extract from a book.
- peridinia — genus of flagellate organisms
- perihelia — the point in the orbit of a planet or comet at which it is nearest to the sun.
- perikarya — parts of nerve cells that contain the nuclei
- 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
- periplasm — an outer cytoplasmic layer that surrounds the oosphere in certain fungi.
- periplast — the hard and plated cell wall of a single-celled organism
- periscian — a person whose shadow moves round every point of the compass during a day, i.e. a person located in the polar regions
- perma-tan — a permanent year-round suntan
- permabear — an investor who consistently acts in the expectation that the value of stocks and shares will fall
- permabull — an investor who consistently acts in the expectation that the value of stocks and shares will rise
- permalink — a permanent URL that links to a specific web page, typically a single blog entry or news article.
- permalloy — any of various alloys containing iron and nickel (45–80 per cent) and sometimes smaller amounts of chromium and molybdenum
- 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.