13-letter words containing p, l, a, s
- opera glasses — small binoculars
- opthalmoscope — Misspelling of ophthalmoscope.
- optical glass — any of several types of high-quality, homogeneous, color-free glass, as flint or crown glass, having specified refractive properties, used in lenses and other components of optical systems.
- optical mouse — (hardware) Any kind of mouse that uses visible light or infrared to detect changes in its position.
- optical sound — sound recorded on and subsequently played back from an optical or photographic soundtrack, as opposed to a magnetic soundtrack.
- oscillographs — Plural form of oscillograph.
- oscillography — 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.
- osteoplasties — Plural form of osteoplasty.
- outwash plain — Geology. a broad, sloping landform built of coalesced deposits of outwash.
- overappraisal — An appraisal that overvalues something.
- overspeculate — to engage in thought or reflection; meditate (often followed by on, upon, or a clause).
- ovipositional — pertaining to the laying of eggs through an ovipositor
- pablo picasso — Pablo [pah-bloh;; Spanish pah-vlaw] /ˈpɑ bloʊ;; Spanish ˈpɑ vlɔ/ (Show IPA), 1881–1973, Spanish painter and sculptor in France.
- pact of steel — a military alliance concluded between Nazi Germany and Fascist Italy on May 22, 1939, committing each to assist the other in the event of war with another power and pledging that neither would seek a separate peace or armistice.
- paddle tennis — a game combining elements of tennis and handball, played with paddles and a rubber ball on a screened court about half the size of and having a lower net than a tennis court.
- painstakingly — taking or characterized by taking pains or trouble; expending or showing diligent care and effort; careful: a painstaking craftsman; painstaking research.
- painterliness — the quality of being painterly
- paisley shawl — a shawl made from paisley fabric
- palaeocrystic — consisting of former glacial formation
- palazzo pants — women's trousers with very wide legs
- paleo-asiatic — a member of any of various Mongoloid peoples of northeastern Asia.
- paleosiberian — a group of languages comprising those languages of Siberia that are not affiliated with Indo-European, Altaic, Uralic, or Eskimo-Aleut and including the Chukotian family and the unrelated language isolates Ket, Nivkh, and Yukaghir; Paleo-Asiatic.
- palingenesist — a person who believes in a doctrine of rebirth or transmigration of souls.
- palisade cell — a columnar cell of palisade parenchyma.
- pallas athena — Also, Athene [uh-thee-nee] /əˈθi ni/ (Show IPA). Also called Pallas, Pallas Athena. the virgin deity of the ancient Greeks worshiped as the goddess of wisdom, fertility, the useful arts, and prudent warfare. At her birth she sprang forth fully armed from the head of her father, Zeus. Compare Minerva.
- palos heights — a city in NE Illinois, near Chicago.
- pamlico sound — a sound between the North Carolina mainland and coastal islands.
- pandora shell — any marine bivalve of the genus Pandora, having a scimitar-shaped shell with a pronounced ridge along the hinge.
- pangola grass — a grass, Digitaria decumbens, native to southern Africa, cultivated for hay and forage in the southeastern U.S.
- panic selling — widespread selling of a security or investment, causing sharp price declines. Usually caused by an unexpected event seen to devalue the security.
- pantagruelism — (in Rabelais' Pantagruel) the huge son of Gargantua, represented as dealing with serious matters in a spirit of broad and somewhat cynical good humor.
- pantheologist — a student of, or expert in, pantheology
- papaprelatist — a supporter of papal prelates
- paper-shelled — having a thin, easily broken shell: paper-shelled nuts.
- papillomatous — a benign tumor of the skin or mucous membrane consisting of hypertrophied epithelial tissue, as a wart.
- paradigm plus — A configurable object-oriented CASE tool from Proto Soft.
- paradise lost — an epic poem (1667) by John Milton.
- parallel bars — (used with a plural verb) a gymnasium apparatus consisting of two wooden bars on uprights, adjustable in height, and used for swinging, vaulting, balancing exercises, etc.
- parallelistic — of, relating to, or of the nature of a parallelism.
- paraphrasable — a restatement of a text or passage giving the meaning in another form, as for clearness; rewording.
- parapophysial — of or relating to a parapophysis
- parasexuality — parasexual behaviour
- parasitically — of, relating to, or characteristic of parasites.
- paring chisel — a woodworking chisel moved by steady hand pressure to make long, light cuts.
- parker bowles — Camilla (née Shand). born 1947, became the second wife of Prince Charles in 2005; created Duchess of Cornwall and Duchess of Rothesay
- parnell shout — a social occasion where each person in a group pays for his or her own entertainment or meal
- parris island — a U.S. Marine Corps base, recruit depot, and training station in SE South Carolina, SW of Beaufort and S of Port Royal Island.
- parrot's-bill — a showy, vinelike plant, Clianthus puniceus, of New Zealand, having clusters of eight white-streaked, crimson flowers.
- parry islands — former name of the Queen Elizabeth Islands.
- parsley piert — a small N temperate rosaceous plant, Aphanes arvensis, having fan-shaped leaves and small greenish flowers