9-letter words containing a, l, i, o
- pavlovian — of, relating to, or characteristic of Pavlov or his work, especially of experiments in which he elicited predictable responses from laboratory animals.
- pedocalic — of or relating to a pedocal
- pelopidas — died 364 b.c, Greek general and statesman of Thebes.
- peltation — having the stalk or support attached to the lower surface at a distance from the margin, as a leaf; shield-shaped.
- petiolate — having a petiole or peduncle.
- phacolite — a colorless variety of chabazite.
- phacolith — a layer of igneous rock, which has the structure of a lens, and which occurs in an invasive position in sedimentary rock
- phaseolin — a type of proteid that is present in the kidney bean
- philomath — a person who enjoys learning new facts and acquiring new knowledge
- philomela — the nightingale.
- philopena — a custom, presumably of German origin, in which two persons share the kernels of a nut and determine that one shall receive a forfeit from the other at a later time upon the saying of a certain word or the performance of a certain action.
- pholidota — the order comprising the pangolins.
- photalgia — pain, as in an eye, that is caused by intensity of light.
- phylakopi — an archaeological site on the Greek island of Melos, in the Cyclades group: excavations have revealed the remains of three successive ancient cities erected on a primitive Cycladic settlement.
- piacevole — (to be performed) in a pleasant, agreeable manner
- pianolist — a person who plays the Pianola
- picadillo — a traditional Latin American and Spanish dish of ground meat, onions, tomatoes, raisins, olives, and spices.
- pictorial — pertaining to, expressed in, or of the nature of a picture.
- pilcomayo — a river in S central South America, flowing SE from S Bolivia along the boundary between Paraguay and Argentina to the Paraguay River at Asunción. 1000 miles (1610 km) long.
- pillarbox — a technique for displaying a video recorded in portrait orientation on a wider screen by reducing its size but retaining the aspect ratio, with black bands filling the screen to the right and left of the picture (often used attributively): pillarbox format. Compare letterbox (def 2).
- pilonidal — noting or pertaining to a growth of hair in a dermoid cyst or in the deeper layers of the skin.
- piperonal — a white, crystalline, water-insoluble aldehyde, C 8 H 6 O 3 , which darkens on exposure to light: used chiefly in perfumery and organic synthesis.
- piroplasm — babesia.
- pisanello — Antonio [ahn-taw-nyaw] /ɑnˈtɔ nyɔ/ (Show IPA), (Antonio Pisano) 1397–1455? Italian painter and medalist.
- pivotable — capable of turning on or as if on a pivot
- pivotally — of, relating to, or serving as a pivot.
- pizzaiola — (of a sauce or dish) made with tomatoes, olive oil, garlic, and other seasonings
- placation — to appease or pacify, especially by concessions or conciliatory gestures: to placate an outraged citizenry.
- placitory — of or relating to pleas made to support a claim or a defence
- plainsong — the unisonous vocal music used in the Christian church from the earliest times.
- plainwork — simple needlework, such as hemming, as distinct from fancywork
- planation — the process whereby an irregular land surface is made flat or level by erosion.
- planetoid — an asteroid.
- planiform — having a flattened shape, as an anatomical joint.
- planuloid — relating to a planula
- plasmodia — Biology. an ameboid, multinucleate mass or sheet of cytoplasm characteristic of some stages of organisms, as of myxomycetes or slime molds.
- plastisol — a dispersion of resin in a plasticizer, forming a liquid or paste that gels when heated.
- platinoid — resembling platinum: the platinoid elements.
- platinous — containing bivalent platinum.
- platonism — the philosophy or doctrines of Plato or his followers.
- platonist — the philosophy or doctrines of Plato or his followers.
- platonize — to follow or adopt the doctrines of Plato.
- playgoing — the activity of attending the theatre
- pleiotaxy — an increase in the normal number of parts.
- pleonexia — excessive greed
- plication — the act or procedure of folding.
- plotinian — of, relating to, or in accordance with Plotinus or his philosophy.
- plutonian — Also, Plutonic [ploo-ton-ik] /pluˈtɒn ɪk/ (Show IPA). of, relating to, or resembling Pluto or the lower world; infernal.
- pointable — able to be pointed or pointed out
- polarised — to cause polarization in.