12-letter words containing s, o, a, p, d, i
- optical disk — Also, optical disc. Also called laser disk. a grooveless disk on which digital data, as text, music, or pictures, is stored as tiny pits in the surface and is read or replayed by a laser beam scanning the surface.
- orthopaedics — (used with a singular verb) the medical specialty concerned with correction of deformities or functional impairments of the skeletal system, especially the extremities and the spine, and associated structures, as muscles and ligaments.
- orthopaedist — Alternative spelling of orthopedist.
- outspreading — Present participle of outspread.
- paedobaptism — the baptism of infants
- paedobaptist — a person who baptizes infants
- paedodontics — the branch of dentistry that focuses on the care of children's teeth
- paedogenesis — sexual reproduction in an animal that retains its larval features
- 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.
- paludicolous — inhabiting marshland
- parasphenoid — a bone next to the sphenoid bone in the skull of some animals
- pas d'action — a dramatic, pantomimic dance sequence serving to advance the plot.
- pas de trois — a dance for three dancers.
- peau de soie — a soft, satin-weave cloth of silk or rayon, grainy and having a dull luster, used to make dresses, coats, trimmings, etc.
- peccadilloes — a very minor or slight sin or offense; a trifling fault.
- personalised — to have marked with one's initials, name, or monogram: to personalize stationery.
- personalized — customized
- phosphamidon — a systemic and contact insecticide, C 1 0 H 1 9 ClNO 5 P, used against beetles, aphids, mites, and other crop pests.
- phosphatidic — of or relating to a phosphatide
- phosphatidyl — an atom or group of atoms containing one or more unpaired electrons derived from a phosphatide
- point spread — a betting device, established by oddsmakers and used to attract bettors for uneven competitions, indicating the estimated number of points by which a stronger team can be expected to defeat a weaker team, the point spread being added to the weaker team's actual points in the game and this new figure then compared to the stronger team's points to determine winning bets.
- point-spread — a betting device, established by oddsmakers and used to attract bettors for uneven competitions, indicating the estimated number of points by which a stronger team can be expected to defeat a weaker team, the point spread being added to the weaker team's actual points in the game and this new figure then compared to the stronger team's points to determine winning bets.
- poison gland — a gland in some fish and amphibians that secretes venomous material
- postaccident — occurring after an accident
- postage paid — stamped ready for mailing
- postcardlike — (of a scene) resembling a postcard
- postdeadline — the time by which something must be finished or submitted; the latest time for finishing something: a five o'clock deadline.
- postdiluvial — existing or occurring after the biblical Flood
- postdiluvian — existing or occurring after the Biblical Flood.
- postmedieval — occurring or existing after the Middle Ages, of or related to the period after the Middle Ages
- postmeridian — of or relating to the afternoon.
- postprandial — after a meal, especially after dinner: postprandial oratory; a postprandial brandy.
- praseodymium — a rare-earth, metallic, trivalent element, named from its green salts. Symbol: Pr; atomic weight: 140.91; atomic number: 59; specific gravity: 6.77 at 20°C.
- preadmission — (in a reciprocating engine) admission of steam or the like to the head of the cylinder near the end of the stroke, as to cushion the force of the stroke or to allow full pressure at the beginning of the return stroke.
- prediagnosis — Medicine/Medical. the process of determining by examination the nature and circumstances of a diseased condition. the decision reached from such an examination. Abbreviation: Dx.
- prison guard — an officer in charge of prisoners in a jail
- proboscidate — having a proboscis.
- proboscidean — pertaining to or resembling a proboscis.
- prodigal son — a figure in a parable of Jesus (Luke 15:11–32); a wayward son who squanders his inheritance but returns home to find that his father forgives him.
- promuscidate — shaped like a proboscis
- propagandism — the art, system, or use of propaganda
- propagandist — a person involved in producing or spreading propaganda.
- prosodically — in a prosodic manner
- pseudoanemia — Pathology. a quantitative deficiency of the hemoglobin, often accompanied by a reduced number of red blood cells and causing pallor, weakness, and breathlessness.
- pseudopodial — a temporary protrusion of the protoplasm, as of certain protozoans, usually serving as an organ of locomotion or prehension.
- pseudorabies — a highly contagious, usually fatal disease of cattle, sheep, and other animals, caused by the herpesvirus Herpes suis, and characterized by severe pruritus and progressive central nervous system involvement sometimes including an aggressive excitement phase.
- radioisotope — a radioactive isotope, usually artificially produced: used in physical and biological research, therapeutics, etc.
- radiophonist — a person who produces radiophonic music
- rapeseed oil — a brownish-yellow oil obtained by expression from rapeseed and used chiefly as a lubricant, an illuminant, and in the manufacture of rubber substitutes.
- respondentia — a loan upon a ship's cargo, which is repaid with interest if the ship reaches its destination, and if the ship does not, the loan is not repaid