14-letter words containing h, y, p, e
- nephrotoxicity — The state or condition of being nephrotoxic.
- neurohypnology — a name given to hypnosis by the Scottish physician Braid
- neuropathology — the pathology of the nervous system.
- northern porgy — a common sparid fish, Stenotomus chrysops, of American coastal regions of the Atlantic
- oesophagectomy — (surgery) the surgical procedure for the removal of all, or part of the oesophagus.
- ophthalmometry — the measurement and determination of the eye's defects and powers of refraction
- orthopterology — the study of the Orthoptera
- osteodystrophy — (medicine) Any abnormal or defective development of a bone.
- pachydermatous — of, relating to, or characteristic of pachyderms.
- palaeethnology — the study of prehistoric man
- paleogeography — the science of representing the earth's geographic features belonging to any part of the geologic past.
- paleontography — the formal description of fossils
- para-synthesis — the formation of a word by the addition of a derivational suffix to a phrase or compound, as of greathearted, which is great heart plus -ed.
- parenchymatous — Botany. the fundamental tissue of plants, composed of thin-walled cells able to divide.
- paroemiography — the writing or collecting of proverbs
- penny-farthing — a high bicycle of an early type, with one large wheel in front and one small wheel behind.
- penny-pinching — a miserly, niggardly, or stingy person.
- pentamethylene — cyclopentane.
- perhydrogenate — to hydrogenate as completely as possible.
- perhydrogenize — perhydrogenate.
- 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
- phase velocity — the velocity with which a simple harmonic wave is propagated, equal to the wavelength divided by the period of vibration.
- pheasant's eye — an annual ranunculaceous plant, Adonis annua (or autumnalis), with scarlet flowers and finely divided leaves: native to S Europe but naturalized elsewhere
- 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.
- 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.
- phenylcarbinol — benzyl alcohol.
- phenylethylene — styrene.
- 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.
- phonochemistry — the branch of chemistry concerned with the chemical effects of sound and ultrasonic waves
- photochemistry — the branch of chemistry that deals with the chemical action of light.
- photogrammetry — the process of making surveys and maps through the use of photographs, especially aerial photographs.
- photosynthesis — 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.
- 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.
- phytogeography — the science dealing with the geographical relationships of plants.
- pie in the sky — pie1 (def 8).
- 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
- play hell with — to throw into confusion and disorder; disrupt
- play the field — an expanse of open or cleared ground, especially a piece of land suitable or used for pasture or tillage.
- play with fire — a state, process, or instance of combustion in which fuel or other material is ignited and combined with oxygen, giving off light, heat, and flame.
- plethysmograph — a device for measuring and recording changes in the volume of the body or of a body part or organ.