13-letter words containing m, h, o
- phenomenalize — to regard or interpret as a phenomenon.
- phenomenology — the study of phenomena.
- phonocamptics — the branch of acoustics dealing with echoes
- photochemical — the branch of chemistry that deals with the chemical action of light.
- photochromism — the reversible transformation of something's colour due to exposure to electromagnetic radiation such as sunlight
- photocomposer — a machine for setting type photographically.
- photodynamics — the science dealing with light and its effects on living organisms.
- photoemission — photoelectric effect.
- phototelegram — a telegram that is sent by means of phototelegraphy
- phrygian mode — an authentic church mode represented on the white keys of a keyboard instrument by an ascending scale from E to E.
- physharmonica — a keyboard musical instrument fitted with free reeds, and which is an early form of harmonium
- physics model — a variety of software illustrating the movement of objects in reality, used by designers of video games to improve verisimilitude
- physiognomies — the face or countenance, especially when considered as an index to the character: a fierce physiognomy.
- physostigmine — an alkaloid, C 1 5 H 2 1 N 3 O 2 , used in the treatment of Alzheimer's disease to raise the level of the neurotransmitter acetylcholine and also as a miotic in glaucoma.
- phytochemical — Also called phytonutrient. any of various bioactive chemical compounds found in plants, as antioxidants, considered to be beneficial to human health.
- pistol shrimp — any common shrimp of the family Alphaeidae, distinguished by the snapping sound made by its enlarged claw.
- plant hormone — an organic chemical, as auxin, produced by plant cells and functioning at various sites to regulate growth, turning, metabolic processes, etc.
- platform shoe — a shoe with a platform.
- plethysmogram — the recording of a plethysmograph.
- plough monday — the first Monday after Epiphany, which in N and E England used to be celebrated with a procession of ploughmen drawing a plough from house to house
- 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.
- pneumatograph — pneumograph.
- pneumatophore — Botany. a specialized structure developed from the root in certain plants growing in swamps and marshes, serving as a respiratory organ.
- poison sumach — an anacardiaceous swamp shrub, Rhus (or Toxicodendron) vernix of the southeastern US, that has greenish-white berries and causes an itching rash on contact with the skin
- poker machine — a fruit machine
- polychotomous — divided into multiple parts
- polychromatic — having or exhibiting a variety of colors.
- polycythaemia — an abnormal condition of the blood characterized by an increase in the number of red blood cells. It can occur as a primary disease of unknown cause (polycythaemia vera or erythraemia) or in association with respiratory or circulatory diseases
- polygamophile — a person who approves of or countenances polygamy, especially as practiced by others.
- polythalamous — having multiple chambers
- pomme blanche — breadroot.
- pompano beach — a city in SE Florida.
- pompon dahlia — a cultivated variety of the dahlia flower, with a small globelike flower head
- post-midnight — the middle of the night; twelve o'clock at night.
- potato-masher — a kitchen implement used to crush or mash potatoes
- powder method — a method of x-ray determination of crystal structure using a powdered sample.
- premonishment — a forewarning
- primary tooth — one of the temporary teeth of a mammal that are replaced by the permanent teeth.
- primrose path — a way of life devoted to irresponsible hedonism, often of a sensual nature: The evangelist exhorted us to avoid the primrose path and stick to the straight and narrow.
- promonarchist — the principles of monarchy.
- protest march — public demonstration
- psammophilous — living or growing in sand
- psychodynamic — Psychology. any clinical approach to personality, as Freud's, that sees personality as the result of a dynamic interplay of conscious and unconscious factors.
- psychometrics — the measurement of mental traits, abilities, and processes.
- psychomimetic — psychotomimetic.
- psychosomatic — of or relating to a physical disorder that is caused by or notably influenced by emotional factors.
- psychrometric — relating to psychrometry
- pyrheliometer — an instrument for measuring the total intensity of the sun's energy radiation.
- q-methodology — a statistical methodology used by psychologists to identify alternative world-views, opinions, interpretations, etc, in terms of statistically independent patterns of response recognized by clustering together individuals whose orderings of items, typically attitude statements, are similar
- r-methodology — any statistical methodology in psychology that is contrasted with Q-methodology