12-letter words containing p, r, o, l, i
- oppressively — burdensome, unjustly harsh, or tyrannical: an oppressive king; oppressive laws.
- optical grep — vgrep
- optoisolator — A device that transmits a signal optically between two isolated electronic circuits.
- optometrical — the practice or profession of examining the eyes, by means of suitable instruments or appliances, for defects in vision and eye disorders in order to prescribe corrective lenses or other appropriate treatment.
- organoleptic — perceived by a sense organ.
- ornithophily — pollination of flowers by birds
- orographical — relating to the study of mountains
- orthopedical — (American spelling) Alternative form of orthopaedical.
- oscillograph — a device for recording the wave-forms of changing currents, voltages, or any other quantity that can be translated into electric energy, as sound waves.
- over-explain — to make plain or clear; render understandable or intelligible: to explain an obscure point. Synonyms: explicate. Antonyms: confuse.
- overexplicit — excessively explicit
- overlordship — a person who is lord over another or over other lords: to obey the will of one's sovereign and overlord.
- overmultiply — to increase too much or too often
- overplanning — the act or instance of planning excessively
- overplotting — the provision of an excessively elaborate plot
- oversimplify — make too simple
- pack rolling — the hot rolling of metal sheets in two or more thicknesses to produce composite sheets.
- pain control — methods for the relief and management of pain
- 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.
- paleoliberal — a person advocating a more extreme form of liberalism, especially in politics.
- palindromist — a word, line, verse, number, sentence, etc., reading the same backward as forward, as Madam, I'm Adam or Poor Dan is in a droop.
- papier colle — collage.
- paraffin-oil — a white or colorless, tasteless, odorless, water-insoluble, solid substance not easily acted upon by reagents, consisting of a mixture of hydrocarbons chiefly of the alkane series, obtained from crude petroleum: used in candles, for forming preservative coatings and seals, for waterproofing paper, etc.
- paralation c — Paralation embedded in C. Under development.
- paralipomena — Chronicles.
- paralyzation — to affect with paralysis.
- paranoically — in a paranoiac manner
- paranthelion — a bright spot in the sky caused by refraction and occurring at an angular distance from the sun of between 90° and 140°
- parasitology — the branch of biology dealing with parasites and the effects of parasitism.
- parasol pine — stone pine (def 1).
- parma violet — a variety of the sweet violet, Viola odorata, that is the source of an essential oil used in perfumery.
- paroccipital — of or relating to the part of the skull next to the mastoid process; paramastoid
- parochialise — to make parochial.
- parochialism — a parochial character, spirit, or tendency; excessive narrowness of interests or view; provincialism.
- parochialist — a parochial character, spirit, or tendency; excessive narrowness of interests or view; provincialism.
- parochialize — to make parochial.
- paroemiology — the study of proverbs
- parrot tulip — a variety of the cultivated tulip Tulipa gesnerana, having variously colored, often double flowers with fringed petals.
- partial tone — one of the pure tones forming a part of a complex tone.
- particolored — having different colors in different areas or patches; variegated: a parti-colored dress.
- parvifoliate — (of plants) having small leaves in comparison with the size of the stem
- patroclinous — inheritance in which the traits of the offspring are derived primarily from the paternal parent (opposed to matrocliny).
- 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.
- pectoriloquy — vocalization through the chest wall, indicating a cavity or consolidation of the lung
- 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
- pelvic floor — muscles beneath the pelvis
- pend oreille — a river in NE Washington, N Idaho, and SE British Columbia, flowing NW to the Columbia River. 130 miles (209 km) long.
- 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