17-letter words containing p, e, s, i
- huygens' eyepiece — a telescope eyepiece consisting of two planoconvex lenses separated by a distance equal to half the sum of their focal lengths, which are in the ratio of three to one, and oriented so that their curved surfaces face the incident light
- hydrogen sulphide — Chemistry
- hydrotherapeutics — hydrotherapy.
- hyper-peristalsis — the progressive wave of contraction and relaxation of a tubular muscular system, especially the alimentary canal, by which the contents are forced through the system.
- hyperbolic cosine — one of a group of functions of an angle expressed as a relationship between the distances of a point on a hyperbola to the origin and to the coordinate axes; cosh
- hyperbolic secant — a hyperbolic function that is the reciprocal of cosh; sech
- hyperbolic spiral — rθ = a, (where a is a constant)
- hyperpolarisation — Alternative spelling of hyperpolarization.
- hypocholesteremia — an abnormally low amount of cholesterol in the blood.
- hyposensitization — The state or process of being reduced in sensitivity especially to an allergen.
- hypovolemic shock — a type of shock caused by reduced blood volume, as from massive bleeding or dehydration.
- iberian peninsula — Also called Iberian Peninsula. a peninsula in SW Europe, comprising Spain and Portugal.
- identity politics — political activity or movements based on or catering to the cultural, ethnic, gender, racial, religious, or social interests that characterize a group identity.
- immunocompromised — having an impaired or compromised immune response; immunodeficient.
- immunosuppressant — (pharmacology) Capable of immunosuppression, immunosuppressive.
- immunosuppression — the inhibition of the normal immune response because of disease, the administration of drugs, or surgery.
- immunosuppressive — capable of causing immunosuppression: immunosuppressive drugs.
- imperialistically — In an imperialistic manner.
- impersonalization — to make impersonal: The dial system impersonalized the telephone.
- impersonification — (archaic) the act of impersonating; impersonation.
- implosion therapy — a form of behavior therapy involving intensive recollection and review of anxiety-producing situations or events in a patient's life in an attempt to develop more appropriate responses to similar situations in the future.
- implosive-therapy — a form of behavior therapy involving intensive recollection and review of anxiety-producing situations or events in a patient's life in an attempt to develop more appropriate responses to similar situations in the future.
- impossible figure — a picture of an object that at first sight looks three-dimensional but cannot be a two-dimensional projection of a real three-dimensional object, for example a picture of a staircase that re-enters itself while appearing to ascend continuously
- impracticableness — The state of being impracticable; impracticability.
- impressionability — easily impressed or influenced; susceptible: an impressionable youngster.
- imputation system — a former taxation system in which some, or all, of the corporation tax on a company was treated as a tax credit on account of the income tax paid by its shareholders on their dividends; discontinued from 1999
- in forma pauperis — as a poor person; i.e. without paying court costs
- in one fell swoop — to sweep through the air, as a bird or a bat, especially down upon prey.
- in the past tense — using a past tense verb
- in the process of — If you are in the process of doing something, you have started to do it and are still doing it.
- in/into disrepair — If something is in disrepair or is in a state of disrepair, it is broken or in bad condition.
- inappropriateness — not appropriate; not proper or suitable: an inappropriate dress for the occasion.
- incandescent lamp — a lamp that emits light due to the glowing of a heated material, especially the common device in which a tungsten filament enclosed within an evacuated glass bulb is rendered luminous by the passage of an electric current through it.
- inclusion complex — a solid solution in which molecules of one compound occupy places in the crystal lattice of another compound. Compare adduct (def 2).
- incompatibilities — not compatible; unable to exist together in harmony: She asked for a divorce because they were utterly incompatible.
- incomprehensively — In an incomprehensive manner.
- incompressibility — The quality of being incompressible, of not compressing under pressure.
- inconspicuousness — The condition of being inconspicuous.
- indecent exposure — the intentional exposure of one's body's privates in a manner that gives offense against accepted or prescribed behavior.
- indicator species — See at indicator (def 6).
- indispensableness — The characteristic of being indispensable; indispensability.
- inspector general — a comedy (1836) by Gogol.
- inspector-general — a comedy (1836) by Gogol.
- insulin-dependent — of or relating to the type of diabetes that mainly affects young people
- insupportableness — The state of being insupportable; insufferableness.
- insurance company — company that sells insurance policies
- insurance premium — payment on an insurance policy
- integer specratio — SPECint92
- integrated optics — an assembly of miniature optical elements of a size comparable to those used in electronic integrated circuits.
- interdependencies — the quality or condition of being interdependent, or mutually reliant on each other: Globalization of economies leads to an ever-increasing interdependence of countries.