14-letter words containing c, h, o, y
- photolytically — in a photolytic manner, by photolytic means
- photosynthetic — the complex process by which carbon dioxide, water, and certain inorganic salts are converted into carbohydrates by green plants, algae, and certain bacteria, using energy from the sun and chlorophyll.
- phthalocyanine — Also called metal-free phthalocyanine. a blue-green pigment, C 3 2 H 1 8 N 8 , derived from phthalic anhydride.
- phyllosilicate — any silicate mineral having the tetrahedral silicate groups linked in sheets, each group containing four oxygen atoms, three of which are shared with other groups so that the ratio of silicon atoms to oxygen atoms is two to five.
- phytochemistry — the branch of biochemistry dealing with plants and plant processes.
- phytosociology — the branch of ecology dealing with the origin, composition, structure, and classification of plant communities.
- piezochemistry — the study of chemical reactions at high pressures
- platycephalous — flat-headed
- polyphonically — consisting of many voices or sounds.
- polyphosphoric — as in polyphosphoric acid, any oxyacid of pentavalent phosphorus
- polysaccharide — a carbohydrate, as starch, inulin, or cellulose, containing more than three monosaccharide units per molecule, the units being attached to each other in the manner of acetals, and therefore capable of hydrolysis by acids or enzymes to monosaccharides.
- pop psychology — beliefs about psychology, and about ways of applying psychology which are not based on science
- pop-psychology — psychological or pseudopsychological counseling, interpretations, concepts, terminology, etc., often simplistic or superficial, popularized by certain personalities, magazine articles, television shows, advice columns, or the like, that influence the general public.
- pre-psychology — the science of the mind or of mental states and processes.
- primary school — a school usually covering the first three or four years of elementary school and sometimes kindergarten.
- propyl alcohol — a colorless, water-soluble liquid, C 3 H 8 O, used chiefly in organic synthesis and as a solvent.
- prosthetically — a device, either external or implanted, that substitutes for or supplements a missing or defective part of the body.
- psychic income — the personal or subjective benefits, rewards, or satisfactions derived from a job or undertaking as separate from its objective or financial ones.
- psycho-history — history or the writing of history employing the techniques of psychoanalysis to explore motivations, explain actions, etc.
- psycho-somatic — of or relating to a physical disorder that is caused by or notably influenced by emotional factors.
- psychoacoustic — relating to psychoacoustics
- psychoanalyses — a systematic structure of theories concerning the relation of conscious and unconscious psychological processes.
- psychoanalysis — a systematic structure of theories concerning the relation of conscious and unconscious psychological processes.
- psychoanalytic — a systematic structure of theories concerning the relation of conscious and unconscious psychological processes.
- psychochemical — pertaining to chemicals or drugs that affect the mind or behavior.
- psychodynamics — Psychology. any clinical approach to personality, as Freud's, that sees personality as the result of a dynamic interplay of conscious and unconscious factors.
- psychogalvanic — pertaining to or involving electric changes in the body resulting from reactions to mental or emotional stimuli.
- psychogenetics — the study of internal or mental states
- psychographics — the use of demographics to determine the attitudes and tastes of a particular segment of a population, as in marketing studies.
- psychoneurosis — neurosis (def 1).
- psychophysical — the branch of psychology that deals with the relationships between physical stimuli and resulting sensations and mental states.
- psychosocially — from a psychosocial point of view
- psychosomatics — the study of psychosomatic conditions
- psychotechnics — the use of psychological techniques for controlling and modifying human behavior, especially for practical ends.
- pterylographic — relating to pterylography
- public holiday — national day off work
- pyelonephritic — of or relating to an inflammation of the pelvis and renal parenchyma
- pyroninophilic — (of cells) having their cytoplasm stained red by methyl green pyronin, indicating the presence of much RNA and active protein synthesis
- pyrophosphoric — as in pyrophosphoric acid, a type of acid
- pyrotechnician — a specialist in the origin of fires, their nature and control, etc.
- radiochemistry — the chemical study of radioactive elements, both natural and artificial, and their use in the study of chemical processes.
- red chokeberry — See under chokeberry (def 1).
- reflectography — a non-destructive technique which uses infrared light to see beneath the painted surface in works of art in order to obtain information about those artworks
- rhynchophorous — of or relating to rhynchophores
- rhyparographic — of or relating to rhyparography
- rhythm section — band instruments, as drums or bass, that supply rhythm rather than harmony or melody.
- rocking rhythm — a rhythmic pattern created by a succession of metrical feet each of which consists of one accented syllable between two unaccented ones.
- royal coachman — a type of artificial fly, used chiefly for trout and salmon.
- saccharomycete — a single-celled yeast of the family Saccharomycetaceae, having no mycelium.
- sacred history — history that is retold with the aim of instilling religious faith and which may or may not be founded on fact