13-letter words containing a, s, l, o
- phosphorylate — to introduce the phosphoryl group into (an organic compound).
- photovoltaics — (used with a singular verb) a field of semiconductor technology involving the direct conversion of electromagnetic radiation as sunlight, into electricity.
- phraseologist — a person who treats of or is concerned with phraseology.
- phyllocladous — having phylloclades.
- phyllophagous — (of an organism) feeding on leaves.
- physiological — of or relating to physiology.
- pictorialness — the state of being pictorial
- piers plowman — (The Vision Concerning Piers Plowman) an alliterative poem written in three versions (1360–99), ascribed to William Langland.
- pilot station — Also called pilotage. an onshore office or headquarters for pilots.
- piroplasmosis — babesiosis.
- piss all over — to be far superior to
- place of arms — an area in a fortress or a fortified town where troops could assemble for defense.
- plagiostomous — plagiostome
- plagiotropism — plagiotropic tendency or growth.
- plain-clothes — Plain-clothes police officers wear ordinary clothes instead of a police uniform.
- plane spotter — a person who observes, photographs, and catalogues aircraft as a hobby
- planetologist — the branch of astronomy that deals with the physical features of the planets.
- plasmodesmata — any of many minute strands of cytoplasm that extend through plant cell walls and connect adjoining cells.
- plasmodiocarp — a fruiting body of certain myxomycetes.
- plastic money — credit cards, used instead of cash
- plastoquinone — a quinone that occurs in the chloroplasts of plants and functions as an electron carrier during photosynthesis.
- platform shoe — a shoe with a platform.
- platiniferous — platinum-bearing
- platitudinous — characterized by or given to platitudes.
- platykurtosis — the state of being platykurtic.
- play on words — a pun or the act of punning.
- play politics — the science or art of political government.
- pleasure boat — recreational vessel
- pleasure dome — a large building, facility, or place used for recreation.
- plesiosaurian — a member of the reptile order Plesiosauria
- plethysmogram — the recording of a plethysmograph.
- pleurocarpous — (of certain mosses) bearing the fructifications along the main stem or lateral branches.
- plimsoll mark — load-line mark.
- pneumatolysis — the process by which rocks are altered or minerals and ores are formed by the action of vapors given off by magma.
- point of sale — the store, dealer, or other retail outlet where an item is sold: from manufacturer to point-of-sale.
- point-of-sale — the store, dealer, or other retail outlet where an item is sold: from manufacturer to point-of-sale.
- polar nucleus — Botany. either of two female haploid nuclei, in the embryo sac of flowers, that fuse to produce a diploid nucleus, which combines with a male nucleus to form the endosperm.
- pollen basket — (of bees) a smooth area on the hind tibia of each leg fringed with long hairs and serving to transport pollen.
- polyadelphous — (of stamens) united by the filaments into three or more sets or bundles.
- polyarteritis — inflammation of the layers of an artery or of many arteries, usually caused by a severe hypersensitivity reaction, and characterized by nodules and hemorrhage along the involved vessels.
- polyarthritis — arthritis occurring in more than one joint.
- polydaemonism — the belief in many evil spirits.
- polygalaceous — any plant of the genus Polygala, comprising the milkworts.
- polygonaceous — belonging to the Polygonaceae, the buckwheat family of plants.
- polynomialism — a polynomial naming system
- polyoma virus — a small DNA-containing virus, of the papovavirus group, that can produce a variety of tumors in mice, hamsters, rabbits, and rats.
- polyribosomal — relating to a polyribosome
- polysomnogram — a record of a person's sleep pattern, breathing, heart activity, and limb movements during sleep. Abbreviation: PSG.
- polysyllabism — a polysyllabic style or the use of multisyllabic words
- polythalamous — having multiple chambers