10-letter words containing p, e, s, a
- pedernales — a river in central Texas, flowing E to the Colorado river. About 105 miles (169 km) long.
- pedestrian — a person who goes or travels on foot; walker.
- pediatrics — the branch of medicine concerned with the development, care, and diseases of babies and children.
- pediatrist — a physician who specializes in pediatrics.
- pedipalpus — the second paired appendage in Arachnida
- pelagius i — died a.d. 561, pope 556–561.
- pellagrous — a disease caused by a deficiency of niacin in the diet, characterized by skin changes, severe nerve dysfunction, mental symptoms, and diarrhea.
- pelycosaur — any of a group of large primitive reptiles belonging to the extinct order Pelycosauria, abundant in North America and Europe during the Permian Period, often having a tall spinal sail.
- peninsular — an area of land almost completely surrounded by water except for an isthmus connecting it with the mainland.
- penmanship — the art of handwriting; the use of the pen in writing.
- pennaceous — having the texture of a penna; not downy.
- pennsauken — a township in W New Jersey, on the Delaware River.
- pensionary — a pensioner.
- pensionnat — a simple boarding house or small hotel in France
- pentapolis — a group or federation of five cities; esp in reference to various ancient (Biblical and Classical) federations of five cities or towns
- 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.
- pentastich — a strophe, stanza, or poem consisting of five lines or verses.
- 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.
- pentastyle — having five columns.
- percussant — (of an animal's tail on a heraldic shield) bent round to the animal's side
- perforatus — a muscle that bends a digit
- periastron — the point at which the stars of a binary system are closest (opposed to apastron).
- periphrase — the use of an unnecessarily long or roundabout form of expression; circumlocution.
- perishable — subject to decay, ruin, or destruction: perishable fruits and vegetables.
- permafrost — (in arctic or subarctic regions) perennially frozen subsoil.
- peroxidase — any of a class of oxidoreductase enzymes that catalyze the oxidation of a compound by the decomposition of hydrogen peroxide or an organic peroxide.
- persiflage — light, bantering talk or writing.
- person-day — a unit of measurement, especially in accountancy, based on an ideal amount of work done by one person in one working day.
- personable — of pleasing personal appearance; handsome or comely; attractive.
- personably — of pleasing personal appearance; handsome or comely; attractive.
- personalia — the accoutrements, concerns, or intimations that are personal to one
- personally — through direct contact; in person; directly: I will thank him personally.
- personalty — personal estate or property.
- persuasion — the act of persuading or seeking to persuade.
- persuasive — able, fitted, or intended to persuade: a very persuasive argument.
- persulfate — a salt of persulfuric acid, as potassium persulfate, K 2 S 2 O 5 or K 2 S 2 O 8 .
- pescadores — (used with a plural verb) Penghu.
- pestalozzi — Johann Heinrich [German yoh-hahn hahyn-rikh] /German ˈyoʊ hɑn ˈhaɪn rɪx/ (Show IPA), 1746–1827, Swiss educational reformer.
- petrissage — a massage technique that uses firm pressure and works on specific muscles
- petrostate — a small oil-rich country in which institutions are weak and wealth and power are concentrated in the hands of a few
- pettichaps — any of the warblers that belongs to the family Sylviinae
- petty cash — funds kept for minor expenses
- phantasime — a person who is extremely imaginative and fanciful
- phantasize — to conceive fanciful or extravagant notions, ideas, suppositions, or the like (often followed by about): to fantasize about the ideal job.
- phase rule — a law that the number of degrees of freedom in a system in equilibrium is equal to two plus the number of components less the number of phases. Thus, a system of ice, melted ice, and water vapor, being one component and three phases, has no degrees of freedom. Compare variance (def 4).
- pheasantry — a place where pheasants are bred or are kept together
- phenoplast — phenolic resin.
- phlegmasia — a condition characterized by swelling, pain, and redness
- phosphagen — a high-energy phosphoric ester that serves as a reservoir of phosphate-bond energy, as phosphocreatine in vertebrates and phosphoarginine in invertebrates.
- photophase — a phase of light in a cycle of light and dark