15-letter words containing t, o, p, y
- non-exculpatory — tending to clear from a charge of fault or guilt.
- non-specificity — the quality or state of being specific.
- non-syncopation — Music. a shifting of the normal accent, usually by stressing the normally unaccented beats.
- noncompensatory — serving to compensate, as for loss, lack, or injury.
- nonconceptually — In a nonconceptual manner.
- noncontemporary — not contemporary
- nonpsychiatrist — a person who is not a psychiatrist
- nonpsychoactive — Not psychoactive.
- nucleophilicity — (uncountable) The condition of being nucleophilic.
- null hypothesis — (in the statistical testing of a hypothesis) the hypothesis to be tested.
- nutty professor — a professor or academic person who is eccentric or slightly crazy or unusual
- onychocryptosis — a form of nail disease in which nails are ingrown
- open university — higher education by correspondence
- open your mouth — If you say that someone does not open their mouth, you are emphasizing that they never say anything at all.
- operating cycle — the period of time between starting a business and making a profit
- oppositionality — Quality of being oppositional.
- orthopaedically — in an orthopaedic manner
- orthopsychiatry — an approach to psychiatry concerned with the study and treatment of behavioral disorders, especially of young people.
- over-complexity — the state or quality of being complex; intricacy: the complexity of urban life.
- oxyphenbutazone — an anti-inflammatory treatment for arthritis or bursitis
- palaeontography — the branch of palaeontology concerned with the description of fossils
- palaeopathology — the study of diseases of ancient man and fossil animals
- palaeophytology — the study of ancient botany
- pamprodactylous — having all four toes directed forward, as in swifts and colies.
- party political — Party political matters relate to political parties.
- pastoral prayer — the main prayer in a church service.
- paternity order — a court order which declares a child's paternity
- pathophysiology — the physiology of abnormal or diseased organisms or their parts; the functional changes associated with a disease or syndrome.
- payment holiday — a break taken from paying ( a debt etc) back
- pentaerythritol — a white, crystalline, water-soluble powder, C 5 H 1 2 O 4 , used chiefly in the manufacture of alkyd resins, varnishes, plasticizers, and explosives.
- periodic system — a system of classification of the elements based on the periodic law.
- petroleum jelly — sticky substance used as lubricant
- petty bourgeois — petit bourgeois
- pharmacotherapy — the treatment of disease through the administration of drugs.
- phenylketonuria — an inherited disease due to faulty metabolism of phenylalanine, characterized by phenylketones in the urine and usually first noted by signs of mental retardation in infancy.
- phenylketonuric — an inherited disease due to faulty metabolism of phenylalanine, characterized by phenylketones in the urine and usually first noted by signs of mental retardation in infancy.
- phosphorylation — to introduce the phosphoryl group into (an organic compound).
- phosphorylative — of or relating to phosphorylation
- photoelasticity — the phenomenon of double refraction of polarized light by a transparent substance under elastic stress, used to measure strain in elastic, transparent materials.
- photosynthesize — to produce carbohydrates by photosynthesis: Plants with light green leaves don't photosynthesize as well as those with darker leaves.
- phototactically — in a phototactic manner
- phototelegraphy — facsimile (def 2a).
- phototopography — topographical surveying employing photogrammetric methods.
- phototropically — in a phototropic manner
- phototypesetter — a machine for phototypesetting
- phototypography — (formerly) the art or technique of making printing surfaces by light or photography, by any of a large number of processes.
- photoxylography — the process of using photography in order to produce an image on wood, for the use of a wood engraver
- 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.
- physiopathology — pathophysiology.