16-letter words containing p, h, y, c, e, o
- photoperiodicity — the response, as affecting growth or reproduction, of an organism to the length of exposure to light in a 24-hour period.
- phylogenetically — the development or evolution of a particular group of organisms.
- polyphonic prose — prose characterized by the use of poetic devices, as alliteration, assonance, rhyme, etc., and especially by an emphasis on rhythm not strictly metered.
- pragmatic theory — the theory of truth that the truth of a statement consists in its practical consequences, especially in its agreement with subsequent experience.
- process theology — a form of theology that emphasizes the close relation of human beings, nature, and God.
- pseudoparenchyma — (in certain fungi and red algae) a compact mass of tissue, made up of interwoven hyphae or filaments, that superficially resembles plant tissue.
- psychogeriatrics — the psychology of old age.
- psychotechnology — the body of knowledge, theories, and techniques developed for understanding and influencing individual, group, and societal behavior in specified situations.
- rhynchocephalian — belonging or pertaining to the Rhynchocephalia, an order of lizardlike reptiles that are extinct except for the tuatara.
- schneider trophy — a trophy for air racing between seaplanes of any nation, first presented by Jacques Schneider (1879–1928) in 1913; won outright by Britain in 1931
- secondary phloem — phloem derived from the cambium during secondary growth.
- showy crab apple — a large Japanese bush or tree, Malus floribunda, of the rose family, having red fruit and rose-colored flowers that fade to white.
- spectrochemistry — the branch of chemistry that deals with the chemical analysis of substances by means of the spectra of light they absorb or emit.
- speech community — the aggregate of all the people who use a given language or dialect.
- speech pathology — the scientific study and treatment of defects, disorders, and malfunctions of speech and voice, as stuttering, lisping, or lalling, and of language disturbances, as aphasia or delayed language acquisition.
- system on a chip — A system on a chip combines most of a system's elements on a single integrated circuit or chip.
- tephrochronology — a geochronologic technique based on the dating of layers of volcanic ash.
- the body politic — the people of a nation or the nation itself considered as a political entity; the state
- thermoplasticity — soft and pliable when heated, as some plastics, without any change of the inherent properties.
- thrombocytopenia — an abnormal decrease in the number of blood platelets.
- ventriculography — radiography of the ventricles of the heart after injection of a contrast medium
- yellow pikeperch — the walleye, Stizostedion vitreum.