15-letter words containing p, o, r, t, y
- cytophotometric — of or relating to cytophotometry
- cytotrophoblast — the thickened, inner part of the mammalian placenta nearest to the fetus, covering the chorion during early pregnancy
- dadchelor party — a party primarily attended by men and held to honour and present gifts to a prospective father
- daguerreotyping — Present participle of daguerreotype.
- daguerreotypist — an obsolete photographic process, invented in 1839, in which a picture made on a silver surface sensitized with iodine was developed by exposure to mercury vapor.
- dephosphorylate — to remove a phosphate group from (an organic compound)
- depletion layer — a region at the interface between dissimilar zones of conductivity in a semiconductor, in which there are few charge carriers
- dermatoglyphics — the lines forming a skin pattern, esp on the palms of the hands and soles of the feet
- dermatophytosis — a fungal infection of the skin, esp the feet
- diastrophically — in a diastrophic fashion
- drying-up cloth — a tea towel
- dystrophication — the process by which a body of water becomes dystrophic.
- egyptian clover — a Mediterranean clover, Trifolium alexandrinum, grown as a forage crop and to improve the soil in the southwestern US and the Nile valley
- electromyograph — A device used in electromyography to generate electromyograms.
- fair employment — the policy or practice of employing people on the basis of their capabilities only, without regard to race, color, religion, sex, national origin, age, or disability.
- fairy footsteps — heavy footsteps
- football player — sportsperson: plays football
- for pity's sake — You can say for pity's sake to add emphasis to what you are saying, especially when you are annoyed or upset.
- free soil party — a former U.S. political party (1848–56) that opposed the extension of slavery in the Territories not yet admitted to statehood.
- geostrophically — By means of, or in terms of, geostrophy.
- grand old party — G.O.P.
- hematoporphyria — porphyria.
- hematoporphyrin — a porphyrin made by treating haemoglobin with acid, used to treat cancer in photodynamic therapy
- hemicryptophyte — any perennial plant that bears its overwintering buds at soil level, where they are often partly covered by surface debris
- histomorphology — histology.
- honeycomb tripe — a part of the inner lining of the stomach of the steer, calf, hog, or sheep, resembling a honeycomb in appearance and considered a table delicacy.
- humphrey bogart — Humphrey (DeForest) ("Bogie"or"Bogey") 1899–57, U.S. motion-picture actor.
- hybrid computer — a computer system containing both analog and digital hardware.
- hydropathically — in a hydropathic manner; in a manner relating to hydropathy
- hydroxylapatite — Alternative spelling of hydroxyapatite.
- hyetometrograph — an instrument used to record rainfall
- hype-carbonated — (of a product or service) overvalued as a result of relentless marketing and PR or intensive media exposure
- hyper-emotional — pertaining to or involving emotion or the emotions.
- hyperactivation — (biology) A form of sperm motility associated with active beating of the flagellum.
- hypercatabolism — an abnormally high metabolic breakdown of a substance or tissue which leads to weight loss and physical deterioration
- hypercorrection — the substitution, in an inappropriate context, of a pronunciation, grammatical form, or usage thought by the speaker or writer to be appropriate, resulting usually from overgeneralizing in an effort to replace seemingly incorrect forms with correct ones, as the substitution of between you and I for between you and me, by analogy with you and I as the subject of a sentence.
- hyperdemocratic — pertaining to or of the nature of democracy or a democracy.
- hyperfastidious — extremely or excessively fastidious
- hyperfunctional — of or relating to a function or functions: functional difficulties in the administration.
- hypergalactosis — an abnormally large secretion of milk.
- hyperinvolution — a decrease in the size of an organ following enlargement, usually used to describe the shrinking of the uterus after childbirth
- hypermetabolism — Biology, Physiology. the sum of the physical and chemical processes in an organism by which its material substance is produced, maintained, and destroyed, and by which energy is made available. Compare anabolism, catabolism.
- hyperpotassemia — hyperkalemia.
- hyperproduction — an increased or excessive production or output
- hypersalivation — the act or process of salivating.
- hyperthyroidism — overactivity of the thyroid gland.
- hypocortisolism — (medicine) A cortisol deficiency.
- hypocrystalline — (of igneous rocks) having both glass and crystalline components
- hypopituitarism — abnormally diminished activity of the pituitary gland, especially of the anterior lobe.
- hypoproteinemia — an abnormally low concentration of protein in the blood.