14-letter words containing h, o, t, a
- pharmacologist — the science dealing with the preparation, uses, and especially the effects of drugs.
- pharmacopolist — a person who sells pharmaceutical products
- phase velocity — the velocity with which a simple harmonic wave is propagated, equal to the wavelength divided by the period of vibration.
- phenobarbitone — a white, crystalline powder, C 1 2 H 1 2 N 2 O 3 , used as a sedative, a hypnotic, and as an antispasmodic in epilepsy.
- phenotypically — the observable constitution of an organism.
- phenylbutazone — a potent substance, C 1 9 H 2 0 N 2 O 2 , used to reduce pain and inflammation in rheumatic diseases and gout, and used in veterinary medicine for musculoskeletal disorders.
- phenylthiourea — a crystalline, slightly water-soluble solid, C 6 H 5 NHCSNH 2 , that is either tasteless or bitter, depending upon the heredity of the taster, and is used in medical genetics and as a diagnostic.
- philanthropist — a person who practices philanthropy.
- philanthropize — to treat (persons) in a philanthropic manner.
- philanthropoid — an individual who does work for a charitable body
- philosophaster — a person who has only a superficial knowledge of philosophy or who feigns a knowledge he or she does not possess.
- phosphate rock — phosphorite.
- photoautotroph — any organism that derives its energy for food synthesis from light and is capable of using carbon dioxide as its principal source of carbon.
- 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.
- photoduplicate — photocopy.
- photoengraving — a photographic process of preparing printing plates for letterpress printing.
- photogrammetry — the process of making surveys and maps through the use of photographs, especially aerial photographs.
- photographical — of or relating to photography.
- photolytically — in a photolytic manner, by photolytic means
- photooxidation — oxidation induced by light.
- photooxidative — of or relating to photooxidation
- photorealistic — a style of painting flourishing in the 1970s, especially in the U.S., England, and France, and depicting commonplace scenes or ordinary people, with a meticulously detailed realism, flat images, and barely discernible brushwork that suggests and often is based on or incorporates an actual photograph.
- phototelegraph — of or relating to phototelegraphy
- 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.
- phytogeography — the science dealing with the geographical relationships of plants.
- phytopathology — plant pathology.
- pigeon-hearted — timid; meek.
- pitch invasion — If there is a pitch invasion during or after a football, rugby, or cricket match, fans run on to the pitch.
- pitch-and-toss — a game in which players toss coins at a mark, the person whose coin hits closest to the mark tossing all the coins in the air and winning all those that come down heads up.
- pithecanthrope — (sometimes initial capital letter) a member of the former genus Pithecanthropus.
- platform shoes — shoes: thick sole
- platycephalous — flat-headed
- plethysmograph — a device for measuring and recording changes in the volume of the body or of a body part or organ.
- pneumothoraces — the presence of air or gas in the pleural cavity.
- podophthalmous — relating to a crustacean
- poikilothermal — cold-blooded (def 1 .) (opposed to homoiothermal).
- poikilothermia — Medicine/Medical. the inability to regulate core body temperature (as by sweating to cool off or by putting on clothes to warm up), found especially in some spinal cord injury patients and in patients under general anesthesia.
- polar zenithal — a type of map projection in which part of the earth's surface is projected onto a plane tangential to it at one of the poles
- polygraph test — a test carried out using a polygraph, esp used by the police to try to find out whether somebody is telling the truth
- porphyrization — reduction to a powder, formerly done on a slab of porphyry.
- port authority — a government commission that manages bridges, tunnels, airports, and other such facilities of a port or city.
- port charlotte — a town in SW Florida.
- port elizabeth — a seaport in the SE Cape of Good Hope province, in the S Republic of South Africa.
- postmastership — the office or position of a postmaster
- primary growth — growth in vascular plants, especially an increase in length, that results from cell division and differentiation of an apical meristem.
- private school — a school founded, conducted, and maintained by a private group rather than by the government, usually charging tuition and often following a particular philosophy, viewpoint, etc.
- pro-euthanasia — Also called mercy killing. the act of putting to death painlessly or allowing to die, as by withholding extreme medical measures, a person or animal suffering from an incurable, especially a painful, disease or condition.
- profit sharing — the sharing of profits, as between employer and employee, especially in such a way that the employee receives, in addition to wages, a share in the profits of the business.