10-letter words containing s, m, a, t
- patriotism — devoted love, support, and defense of one's country; national loyalty.
- pentaprism — a prism that has five faces, a pair of which are at 90° to each other; a ray entering one of the pair emerges from the other at an angle of 90° to its original direction: used especially in single-lens reflex cameras to reverse images laterally and reflect them to the viewfinder.
- pentastome — any wormlike invertebrate of the phylum Pentastomida (or subphylum of Arthropoda), having two pairs of hooks at the sides of the mouth: all are parasitic, some in the respiratory tracts of mammals.
- permafrost — (in arctic or subarctic regions) perennially frozen subsoil.
- phantasime — a person who is extremely imaginative and fanciful
- phantasmal — pertaining to or of the nature of a phantasm; unreal; illusory; spectral: phantasmal creatures of nightmare.
- phantasmic — pertaining to or of the nature of a phantasm; unreal; illusory; spectral: phantasmal creatures of nightmare.
- phantomish — resembling or reminiscent of a phantom
- pharmacist — a person licensed to prepare and dispense drugs and medicines; druggist; apothecary; pharmaceutical chemist.
- phragmites — any of several tall grasses of the genus Phragmites, having plumed heads, growing in marshy areas, especially the common reed P. australis (or P. communis).
- phytoplasm — protoplasm of a plant or plants.
- pit sample — a sample of new steel taken for chemical analysis during teeming.
- plasmacyte — Anatomy. an antibody-secreting cell, derived from B cells, that plays a major role in antibody-mediated immunity.
- plastogamy — the fusion of multiple cells without the fusion of their nuclei
- pneumatics — a pneumatic tire.
- polygamist — a person who practices or favors polygamy.
- polymastia — the condition of having more than the normal number of breasts
- polymastic — a person with a polymastic condition
- polysemant — a word with multiple meanings
- postatomic — existing since or subsequent to the explosion of the first atomic bomb or the invention of atomic weapons: the political tensions of the postatomic world.
- postimpact — occurring after an impact
- postmarked — an official mark stamped on letters and other mail, serving as a cancellation of the postage stamp and indicating the place, date, and sometimes time of sending or receipt.
- postmaster — the official in charge of a post office.
- postmating — of or designating the period after mating
- postmortal — subject to death; having a transitory life: all mortal creatures.
- postpartum — of or noting the period of time following childbirth; after delivery.
- postulatum — a postulate
- pragmatics — pragmatic sanction.
- pragmatism — character or conduct that emphasizes practicality.
- pragmatist — a person who is oriented toward the success or failure of a particular line of action, thought, etc.; a practical person.
- prestamped — stamped in advance
- prismatoid — a polyhedron having its vertices lying on two parallel planes.
- prostatism — symptoms of prostate disorder, especially obstructed urination, arising from benign enlargement or chronic disease of the prostate gland.
- proteanism — readily assuming different forms or characters; extremely variable.
- protoplasm — Biology. (no longer in technical use) the colloidal and liquid substance of which cells are formed, excluding horny, chitinous, and other structural material; the cytoplasm and nucleus.
- psalterium — the omasum.
- psittacism — mechanical, repetitive, and meaningless speech.
- ptolemaeus — a walled plain in the third quadrant of the face of the moon: about 90 miles (144 km) in diameter.
- ptolemaist — an adherent or advocate of the Ptolemaic system of astronomy.
- puritanism — the principles and practices of the Puritans.
- pyramidist — an expert in the structure and history of the Egyptian pyramids
- quantasome — any of numerous particles in a chloroplast, part of the thylakoid and functioning in photosynthesis.
- quitclaims — Third-person singular simple present indicative form of quitclaim.
- quizmaster — a person who asks questions of contestants in a game, especially as part of a radio or television program.
- radio mast — transmission tower
- rampasture — a large attic room.
- rastergram — Single Image Random Dot Stereogram
- ravishment — rapture or ecstasy.
- re-baptism — a new or second baptism
- reaccustom — to familiarize by custom or use; habituate: to accustom oneself to cold weather.