10-letter words containing p, e, r, i, o
- protreptic — an educational book or speech
- protrusile — capable of being thrust forth or extended, as the tongue of a hummingbird.
- protrusive — projecting or protuberant; thrusting forward, upward, or outward.
- provection — (in Celtic languages) the devoicing of a consonant
- proveditor — (in the Venetian republic) a senior civilian officer in charge of supplies, provisions, and artillery for the city
- proverbial — of, relating to, or characteristic of a proverb: proverbial brevity.
- providable — to make available; furnish: to provide employees with various benefits.
- providence — a state of the NE United States, on the Atlantic coast: a part of New England. 1214 sq. mi. (3145 sq. km). Capital: Providence. Abbreviation: RI (for use with zip code), R.I.
- pterylosis — the arrangement of feathers on a bird
- puntillero — (in bullfighting) a worker, or assistant, who gives the coup de grâce to the fallen bull with a puntilla.
- pupigerous — (of an insect) having a pupa
- purgatoire — a river in SE Colorado, flowing NE to the Arkansas River. 186 miles (299 km) long.
- 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.
- pyrethroid — any of several synthetic compounds that are similar to but more persistent than natural pyrethrins.
- 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 .
- 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.
- pyromeride — a devitrified form of rhyolite, having a nodular appearance and spherulitic texture
- pyroxenite — any rock composed essentially, or in large part, of pyroxene of any kind.
- pyroxenoid — any of a group of triclinic silicates including wollastonite, rhodonite, and pectolite
- pyrrhotite — a common mineral, iron sulfide, approximately FeS but variable because of a partial absence of ferrous ions, occurring in massive and in crystal forms with a bronze color and metallic luster; magnetic pyrites: generally slightly magnetic.
- quadripole — an electric circuit with two input and two output terminals
- qwertyuiop — Filler text.
- radiopager — a small radio receiver fitted with a buzzer to alert a person to telephone their home, office, etc, to receive a message
- radiopaque — opaque to radiation; visible in x-ray photographs and under fluoroscopy (opposed to radiotransparent).
- radiophare — a radiotelegraphic station used by vessels to determine their positions; radio beacon.
- radiophone — a radiotelephone.
- radioscope — an instrument, such as a fluoroscope, capable of detecting radiant energy
- readoption — the adoption of something or someone again
- reciprocal — given or felt by each toward the other; mutual: reciprocal respect.
- redemption — an act of redeeming or atoning for a fault or mistake, or the state of being redeemed.
- redisposed — to give a tendency or inclination to; incline: His temperament disposed him to argue readily with people.
- reef point — one of several short lengths of line stitched through a sail for tying a reef
- regrouping — to form into a new or restructured group or grouping.
- reimprison — to confine in or as if in a prison.
- reparation — the making of amends for wrong or injury done: reparation for an injustice.
- repertoire — the list of dramas, operas, parts, pieces, etc., that a company, actor, singer, or the like, is prepared to perform.
- repetition — the act of repeating, or doing, saying, or writing something again; repeated action, performance, production, or presentation.
- replicator — Any construct that acts to produce copies of itself; this could be a living organism, an idea (see meme), a program (see quine, worm, wabbit, fork bomb, and virus), a pattern in a cellular automaton (see life), or (speculatively) a robot or nanobot. It is even claimed by some that Unix and C are the symbiotic halves of an extremely successful replicator; see Unix conspiracy.
- replotting — a secret plan or scheme to accomplish some purpose, especially a hostile, unlawful, or evil purpose: a plot to overthrow the government.
- repointing — the act or process of repairing the joints of (brickwork, masonry, etc) with mortar or cement
- repolarize — to polarize again or become polarized again
- reposition — the act of depositing or storing.
- repository — a receptacle or place where things are deposited, stored, or offered for sale: a repository for discarded clothing.
- repoussoir — a figure or object in the extreme foreground: used as a contrast and to increase the illusion of depth.
- repression — the act of repressing; state of being repressed.
- reptilious — like a reptile, resembling or characteristic of a reptile
- reputation — the estimation in which a person or thing is held, especially by the community or the public generally; repute: a man of good reputation.
- resorption — the destruction, disappearance, or dissolution of a tissue or part by biochemical activity, as the loss of bone or of tooth dentin.
- respirator — a masklike device, usually of gauze, worn over the mouth, or nose and mouth, to prevent the inhalation of noxious substances or the like.