14-letter words containing c, h, y
- pathologically — of or relating to pathology.
- penny-pinching — a miserly, niggardly, or stingy person.
- peritrichously — in a peritrichous manner; in a fashion characteristic of a peritrichous organism
- petrochemistry — the branch of chemistry dealing with petroleum or its products.
- petrophysicist — a person who studies, or is an expert in, petrophysics
- phallic symbol — any object, as a cigar or skyscraper, that may broadly resemble or represent the penis, especially such an object that symbolizes power, as an automobile.
- phase velocity — the velocity with which a simple harmonic wave is propagated, equal to the wavelength divided by the period of vibration.
- phenologically — in a phenological manner
- phenotypically — the observable constitution of an organism.
- phenyl acetate — a colorless, water-insoluble liquid, C 8 H 8 O 2 , having a phenolic odor: used chiefly as a solvent.
- phenylcarbinol — benzyl alcohol.
- phonochemistry — the branch of chemistry concerned with the chemical effects of sound and ultrasonic waves
- phosphorolytic — of or relating to phosphorolysis
- photocatalysis — the acceleration or retardation of the reaction rate in chemical reactions by light.
- photocatalytic — the acceleration or retardation of the reaction rate in chemical reactions by light.
- photochemistry — the branch of chemistry that deals with the chemical action of light.
- 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.
- physical layer — (networking) Layer one, the lowest layer in the OSI seven layer model. The physical layer encompasses details such as electrical and mechanical connections to the network, transmission of binary data as changing voltage levels on wires or similar concepts on other connectors, and data rates. The physical layer is used by the data link layer. Example physical layer protocols are CSMA/CD, token ring and bus.
- 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
- pitch cylinder — (in a gear or rack) an imaginary surface forming a plane (pitch plane) a cylinder (pitch cylinder) or a cone or frustrum (pitch cone) that moves tangentially to a similar surface in a meshing gear so that both surfaces travel at the same speed.
- 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.
- prepsychedelic — describing the period before the psychedelic era
- 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 energy — according to Freud, the force that lies behind all mental processes, having its basic source as the id.
- 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).