13-letter words containing l, o, p, t
- phytochemical — Also called phytonutrient. any of various bioactive chemical compounds found in plants, as antioxidants, considered to be beneficial to human health.
- phytoplankter — a minute organism which constitutes part of phytoplankton
- phytoplankton — the aggregate of plants and plantlike organisms in plankton.
- pictorialness — the state of being pictorial
- piezoelectric — electricity, or electric polarity, produced by the piezoelectric effect.
- pilot balloon — a balloon for the visual observation of upper-atmosphere wind currents.
- pilot biscuit — hardtack.
- pilot officer — A pilot officer is an officer of low rank in the British Royal Air Force.
- pilot station — Also called pilotage. an onshore office or headquarters for pilots.
- pistol shrimp — any common shrimp of the family Alphaeidae, distinguished by the snapping sound made by its enlarged claw.
- pitching tool — a masonry chisel for rough work
- plagiostomous — plagiostome
- plagiotropism — plagiotropic tendency or growth.
- plain yoghurt — natural yoghurt, without added flavouring
- 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.
- plant hormone — an organic chemical, as auxin, produced by plant cells and functioning at various sites to regulate growth, turning, metabolic processes, etc.
- plant kingdom — the plants of the world collectively.
- plasmodesmata — any of many minute strands of cytoplasm that extend through plant cell walls and connect adjoining cells.
- 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 game — a type of computer game that is played by moving a figure on the screen through a series of obstacles and problems
- platform shoe — a shoe with a platform.
- platiniferous — platinum-bearing
- platinocyanic — of or derived from platinocyanic acid.
- platitudinous — characterized by or given to platitudes.
- platonic love — Platonism. love of the Idea of beauty, seen as terminating an evolution from the desire for an individual and the love of physical beauty to the love and contemplation of spiritual or ideal beauty.
- platonic year — a period of about 26,000 years, equal to the time required for a complete revolution of the equinoxes.
- platykurtosis — the state of being platykurtic.
- play for time — a dramatic composition or piece; drama.
- play hob with — to make trouble for; interfere with and make disordered
- play politics — the science or art of political government.
- play the fool — behave in a silly way
- pleasure boat — recreational vessel
- plebification — the act of making popular or vulgar
- plectopterous — of or relating to the order Plectoptera, containing mayflies
- plenitudinous — characterized or marked by plenitude.
- plethysmogram — the recording of a plethysmograph.
- pleurisy root — a North American milkweed, Asclepias tuberosa, whose root was used as a remedy for pleurisy.
- plumbosolvent — able to dissolve lead
- plural voting — right to vote more than once
- pluralization — to receive or take a plural form.
- plymouth rock — a rock at Plymouth, Massachusetts, on which the Pilgrims who sailed on the Mayflower are said to have stepped ashore when they landed in America in 1620.
- pneumatolysis — the process by which rocks are altered or minerals and ores are formed by the action of vapors given off by magma.
- pneumatolytic — resulting from pneumatolysis
- pocket chisel — any woodworking chisel having a blade of medium length.
- podzolization — the process by which the upper layer of a soil becomes acidic through the leaching of bases which are deposited in the lower horizons
- poet laureate — (in Great Britain) a poet appointed for life as an officer of the royal household, formerly expected to write poems in celebration of court and national events.
- point of sale — the store, dealer, or other retail outlet where an item is sold: from manufacturer to point-of-sale.