12-letter words containing p, e, r, i, o, n
- oppressional — Exhibiting or relating to oppression.
- optic center — a point about ten percent above the exact center of a printed page or layout.
- organoleptic — perceived by a sense organ.
- ornithopters — Plural form of ornithopter.
- outspreading — Present participle of outspread.
- over-explain — to make plain or clear; render understandable or intelligible: to explain an obscure point. Synonyms: explicate. Antonyms: confuse.
- overcropping — Agriculture. to crop (land) to excess; exhaust the fertility of by continuous cropping.
- overplanning — the act or instance of planning excessively
- overplotting — the provision of an excessively elaborate plot
- overpowering — that overpowers; overwhelming: an overpowering conviction of the truth.
- overripeness — the state of being too ripe
- overshipment — an act or instance of shipping freight or cargo.
- overspending — the act or an instance of spending in excess of one's desires or what one can afford or is allocated
- paint roller — a roller of absorbent material, mounted on a handle, that is rolled in a trough of paint and then rolled over a flat surface to be painted.
- paradoxurine — relating to the palm civet
- paralipomena — Chronicles.
- paramorphine — thebaine.
- paranthelion — a bright spot in the sky caused by refraction and occurring at an angular distance from the sun of between 90° and 140°
- parasol pine — stone pine (def 1).
- parasphenoid — a bone next to the sphenoid bone in the skull of some animals
- paring gouge — a woodworker's gouge having the bezel on the concave face.
- partial tone — one of the pure tones forming a part of a complex tone.
- pearl hominy — whole or ground hulled corn from which the bran and germ have been removed by bleaching the whole kernels in a lye bath (lye hominy) or by crushing and sifting (pearl hominy)
- pectoral fin — (in fishes) either of a pair of fins usually situated behind the head, one on each side, and corresponding to the forelimbs of higher vertebrates.
- pelecaniform — of, or having the nature of, an order (Pelecaniformes) of swimming birds having all four toes connected in a webbed foot, including pelicans and cormorants
- pend oreille — a river in NE Washington, N Idaho, and SE British Columbia, flowing NW to the Columbia River. 130 miles (209 km) long.
- pentacrinoid — a larval crinoid resembling members of the genus Pentacrinus
- perceptional — the act or faculty of perceiving, or apprehending by means of the senses or of the mind; cognition; understanding.
- percussional — of or relating to percussion
- perfectation — the action or process of becoming or causing to become perfect or complete
- perforations — the holes punched that allow individual stamps, coupons, etc to be easily separated
- perfusionist — a medical technician or nurse who monitors and operates equipment that oxygenates the blood, as during open-heart surgery
- pericynthion — the point at which a spacecraft launched from earth into a lunar orbit is nearest the moon
- perinatology — a field of medicine focusing on problems emerging during the perinatal period.
- periodontics — the branch of dentistry dealing with the study and treatment of diseases of the periodontium.
- periodontist — a specialist in periodontics.
- periodontium — the bone, connective tissue, and gum surrounding and supporting a tooth.
- perionychium — the epidermis surrounding the base and sides of a fingernail or toenail.
- perispomenon — (of a Greek word) bearing a circumflex accent on the last syllable
- peristeronic — of, pertaining to, or resembling pigeons
- peritoneally — through the peritoneum
- permissioned — authorization granted to do something; formal consent: to ask permission to leave the room.
- perniciously — causing insidious harm or ruin; ruinous; injurious; hurtful: pernicious teachings; a pernicious lie.
- pernoctation — the act of staying all night in a place, esp for prayer or as a vigil
- perorational — of, pertaining to, or characteristic of a peroration
- peroxidation — a type of reaction in which oxygen atoms are formed leading to the production of peroxides. It is stimulated in the body by certain toxins and infections
- perpetration — to commit: to perpetrate a crime.
- perpetuation — to make perpetual.
- perquisition — an intensive and meticulous examination, pursuit, or hunt for something
- persian knot — a hand-tied knot, used in rug weaving, in which the ends of yarn looped around a warp thread appear at each of the interstices between adjacent threads and produce a compact and relatively even pile effect.