15-letter words containing o, s, t, r, e
- oversensitivity — excessively or unduly sensitive.
- overspeculation — the contemplation or consideration of some subject: to engage in speculation on humanity's ultimate destiny.
- overstimulation — to rouse to action or effort, as by encouragement or pressure; spur on; incite: to stimulate his interest in mathematics.
- overthrust belt — an elongate area in which thick rock layers have been pushed over one another by compressional forces within the earth's crust.
- oyster mushroom — oyster cap.
- oyster toadfish — See under toadfish (def 1).
- painter's colic — Pathology. lead poisoning causing intense intestinal pain.
- parthenogenesis — development of an egg without fertilization.
- parti québécois — (in Canada) a political party in Quebec, formed in 1968 and originally advocating the separation of Quebec from the rest of the country
- passport holder — a person who has a passport
- passport office — an office which issues passports
- pastel-coloured — pale-coloured; in a shade such as pink or pale blue
- pastoral letter — pastoral (defs 11, 12).
- pastoral prayer — the main prayer in a church service.
- patria potestas — the power vested in the paterfamilias or head of the Roman family with respect to his wife, natural or adopted children, and agnatic descendants: title to family property is vested exclusively in the paterfamilias. Property acquired by a family member becomes family property, and no family member can enter into a transaction in his or her own right.
- paurometabolous — designating or of a group of insect orders, as orthopterans or hemipterans, in which metamorphosis to the adult state from the juvenile state is gradual and without any sudden, radical change of body form
- pectoral muscle — muscle of the chest
- pepin the short — ("Pepin the Short") died a.d. 768, king of the Franks 751–768 (father of Charlemagne).
- percussion tool — a power driven tool which operates by striking rapid blows: the power may be electricity or compressed air
- perfectionistic — a person who adheres to or believes in perfectionism.
- perfector press — a flatbed press for printing both sides of a sheet in one operation.
- performing arts — dance, drama, music
- perfunctoriness — performed merely as a routine duty; hasty and superficial: perfunctory courtesy.
- pergamentaceous — (esp of plants) resembling parchment, whether in texture or composition
- periodic system — a system of classification of the elements based on the periodic law.
- personal estate — movable property
- personal growth — development as an individual
- personal stereo — A personal stereo is a small cassette or CD player with very light headphones, which people carry round so that they can listen to music while doing something else.
- personalization — to have marked with one's initials, name, or monogram: to personalize stationery.
- personification — the attribution of human nature or character to animals, inanimate objects, or abstract notions, especially as a rhetorical figure.
- peter of amiens — c1050–1115, French monk: preacher of the first Crusade 1095–99.
- petit bourgeois — a person who belongs to the petite bourgeoisie.
- petty bourgeois — petit bourgeois
- phosphate group — the group or radical obtained by removal of one or more hydrogen atoms from phosphoric acid.
- phosphocreatine — a compound, C 4 H 1 0 O 5 N 3 P, found chiefly in muscle, formed by the enzymatic interaction of an organic phosphate and creatine, the breakdown of which provides energy for muscle contraction.
- phosphorylative — of or relating to phosphorylation
- photomicroscope — a microscope having an illuminator and a camera mechanism for producing a photomicrograph.
- photosensitizer — a drug, food, or other chemical that increases sensitivity to light and other visible photons
- phototypesetter — a machine for phototypesetting
- physiotherapist — physical therapy.
- pinkster flower — a wild azalea, Rhododendron periclymenoides, of the U.S., having pink or purplish flowers.
- pistachio green — a light or medium shade of yellow green.
- pithecanthropus — a former genus of extinct hominids whose members have now been assigned to the proposed species Homo erectus.
- plastic surgeon — doctor who performs cosmetic surgery
- platform scales — a weighing machine which has a platform that you put something on to be weighed
- platform tennis — a variation of tennis played on a wooden platform enclosed with chicken wire in which the players hit a rubber ball with wooden paddles following the same basic rules as tennis except that only one serve is permitted and balls can be played off the back and side fences.
- play favourites — to display favouritism
- plethysmography — the tracking of changes measured in bodily volume
- poikilothermism — the state or quality of being cold-blooded, as fishes and reptiles.
- polycrystalline — (of a rock or metal) composed of aggregates of individual crystals.