12-letter words containing a, l, e, y, o
- palaebiology — the study of fossil animals and plants
- palaeobotany — the study of fossil plants
- palaeography — the study of the handwritings of the past, and often the manuscripts as well, so that they may be dated, read, etc, and may serve as historical and literary sources
- paleobiology — the branch of paleontology dealing with fossil life forms, especially with reference to their origin, structure, evolution, etc.
- paleoecology — the branch of ecology dealing with the relations and interactions between ancient life forms and their environment.
- paleogeology — the science of representing geologic conditions of some given time in past earth history.
- paleontology — the science of the forms of life existing in former geologic periods, as represented by their fossils.
- paleozoology — the branch of paleontology dealing with fossil animals.
- pantaloonery — foolery; humorous entertainment
- paroemiology — the study of proverbs
- passionately — having, compelled by, or ruled by intense emotion or strong feeling; fervid: a passionate advocate of socialism.
- patellectomy — the surgical removal of the patella
- pay envelope — an envelope containing a paycheck or wages.
- pearl hominy — whole or ground hulled corn from which the bran and germ have been removed by bleaching the whole kernels in a lye bath (lye hominy) or by crushing and sifting (pearl hominy)
- pearl oyster — any of several marine bivalve mollusks of the family Pteriidae, some of which form pearls of great value, inhabiting waters of eastern Asia and off the coasts of Panama and Baja California.
- penal colony — remote prison
- penalty goal — a goal scored as a result of a penalty
- penalty shot — a free shot at the goal defended only by the goalkeeper, awarded to an offensive player for certain defensive violations.
- penalty spot — a point within the penalty area and 12 yards (about 11 m) from the goal, from which a penalty kick may be taken
- penny loafer — a loafer with a slot on the vamp that can hold a coin, usually a penny.
- pentagonally — in a pentagonal manner; in the fashion of a pentagon
- perinatology — a field of medicine focusing on problems emerging during the perinatal period.
- periodically — recurring at intervals of time: periodic revivals of an interest in handicrafts.
- peritoneally — through the peritoneum
- phenomenally — highly extraordinary or prodigious; exceptional: phenomenal speed.
- phenotypical — the observable constitution of an organism.
- phlebography — venography.
- phonemically — of or relating to phonemes: a phonemic system.
- phonetically — Also, phonetical. of or relating to speech sounds, their production, or their transcription in written symbols.
- photolyzable — able to undergo photolysis
- phytoclimate — the climate of a small area, as of confined spaces such as caves or houses (cryptoclimate) of plant communities, wooded areas, etc. (phytoclimate) or of urban communities, which may be different from that in the general region.
- piano player — pianist.
- pinealectomy — a surgical operation to remove the pineal gland
- placentology — the scientific study of the placenta
- play clothes — clothes that are suitable for playing in
- player piano — a piano that can play automatically when the keys are actuated electronically or by a pneumatic device controlled by a piano roll.
- pneumatology — Theology. doctrine concerning the Holy Spirit. the belief in intermediary spirits between humans and God.
- policymakers — a person responsible for making policy, especially in government.
- polychaetous — of or relating to the genus Polychaeta
- polycythemia — an abnormal increase in the number and concentration of circulating red blood corpuscles
- polynucleate — having many nuclei.
- polypetalous — having a corolla of separate petals.
- polysepalous — having a calyx of separate or unconnected sepals.
- polysiloxane — a polymer composed of silicon and oxygen atoms
- polysyllable — a polysyllabic word.
- polythiazide — a substance, C 1 1 H 1 3 ClF 3 N 3 O 4 S 3 , used as a diuretic in the management of edema and hypertension.
- polyurethane — a thermoplastic polymer containing the group NHCOO: used for padding and insulation in furniture, clothing, and packaging, and in the manufacture of resins for adhesives, elastomers, and fillers.
- potentiality — the state or quality of being potential.
- precariously — dependent on circumstances beyond one's control; uncertain; unstable; insecure: a precarious livelihood.
- prenominally — before a noun