15-letter words containing a, t, y, c
- pharmacotherapy — the treatment of disease through the administration of drugs.
- photoelasticity — the phenomenon of double refraction of polarized light by a transparent substance under elastic stress, used to measure strain in elastic, transparent materials.
- phototactically — in a phototactic manner
- phototropically — in a phototropic manner
- physical optics — the branch of optics concerned with the wave properties of light, the superposition of waves, the deviation of light from its rectilinear propagation in a manner other than that considered by geometrical optics, the interaction of light with matter, and the quantum, corpuscular aspects of light.
- physicalization — to express in physical terms; give form or shape to: The dancers physicalized the mood of the music.
- phytochemically — in a phytochemical manner
- phytopathogenic — of, possessing the properties of, or relating to a phytopathogen
- picture gallery — place where art is exhibited and sold
- picture library — A picture library is a collection of photographs that is held by a particular company or organization. Newspapers or publishers can pay to use the photographs in their publications.
- pied flycatcher — a small black and white migratory bird of Europe and western Asia, Ficedula hypoleuca
- piggyback plant — a plant, Tolmiea menziesii, of the saxifrage family, native to western North America, that produces new plants at the base of its broad, hairy leaves and that is popular as a houseplant.
- pinocytotically — by the process of pinocytosis or in a pinocytotic manner
- planimetrically — in a planimetric manner
- plastic surgery — the branch of surgery dealing with the repair or replacement of malformed, injured, or lost organs or tissues of the body, chiefly by the transplant of living tissues.
- play havoc with — bring chaos to
- pluralistically — from a pluralistic point of view
- political party — an organization of people who share the same views about the way power should be used in a country or society (through government, policy-making, etc)
- polycarboxylate — a salt or ester of a polycarboxylic acid. Polycarboxylate esters are used in certain detergents
- polychlorinated — having multiple chlorine atoms
- polycrystalline — (of a rock or metal) composed of aggregates of individual crystals.
- popeye catalufa — See under catalufa.
- postapocalyptic — of or like an apocalypse; affording a revelation or prophecy.
- press secretary — a person officially responsible for press and public relations for a prominent figure or organization and who often holds press conferences to answer journalists' questions.
- presynaptically — in a presynaptic manner
- primary contact — a communication or relationship between people that is characterized by intimacy and personal familiarity.
- primary product — a product consisting of a natural raw material; an unmanufactured product
- primary teacher — a teacher in a primary school
- prismatic layer — the middle layer of the shell of certain mollusks, consisting chiefly of crystals of calcium carbonate.
- private company — a company whose shareholders may not exceed 50 in number and whose shares may not be offered for public subscription.
- problematically — of the nature of a problem; doubtful; uncertain; questionable.
- procrastinatory — to defer action; delay: to procrastinate until an opportunity is lost.
- proteolytically — by a proteolytic process
- psychiatrically — the practice or science of diagnosing and treating mental disorders.
- psychoacoustics — the study of sound perception.
- psychogeriatric — the psychology of old age.
- psychohistorian — a person who writes psychohistory
- psychopathology — the science or study of mental disorders.
- psychotherapist — the treatment of psychological disorders or maladjustments by a professional technique, as psychoanalysis, group therapy, or behavioral therapy.
- public lavatory — a public toilet
- publicity agent — A publicity agent is a person whose job is to make sure that a large number of people know about a person, show, or event so that they are successful.
- puerto ayacucho — a city in S Venezuela, on the Orinoco River.
- pyramidal tract — any of four tracts of descending motor fibers that extend in pairs down each side of the spinal column and function in voluntary movement.
- pyrocrystalline — crystallized from a molten magma or highly heated solution.
- pyrometric bead — (in a kiln) a ball of material that indicates by changing color that a certain temperature has been reached.
- pyrotechnically — in a pyrotechnical manner
- quality control — a system for verifying and maintaining a desired level of quality in an existing product or service by careful planning, use of proper equipment, continued inspection, and corrective action as required.
- quarter century — a period of twenty five years
- quatercentenary — a 400th aniversary or its celebration.
- quick-and-dirty — Informal. slipshod.