15-letter words starting with i
- immunoglobulins — Plural form of immunoglobulin.
- immunohistology — the microscopic study of tissues with the aid of antibodies that bind to tissue components and reveal their presence.
- immunologically — the branch of science dealing with the components of the immune system, immunity from disease, the immune response, and immunologic techniques of analysis.
- immunomodulator — a substance that affects the functioning of the immune system
- immunopathology — the study of diseases having an immunologic or allergic basis.
- immunoreactions — Plural form of immunoreaction.
- immunostimulant — (immunology, pharmacology) Any substance that stimulates an immune response.
- impact adhesive — a glue designed to give adhesion when two coated surfaces are pressed together
- impecuniousness — The property of being impecunious.
- impenetrability — the state or quality of being impenetrable.
- imperfect stage — a phase in the life cycle of certain fungi in which either no spores or asexual spores, as conidia, are produced.
- imperfect-rhyme — rhyme in which either the vowels or the consonants of stressed syllables are identical, as in eyes, light; years, yours.
- imperial bushel — a unit of dry measure containing 4 pecks, equivalent in the U.S. (and formerly in England) to 2150.42 cubic inches or 35.24 liters (Winchester bushel) and in Great Britain to 2219.36 cubic inches or 36.38 liters (Imperial bushel) Abbreviation: bu., bush.
- imperial gallon — a British gallon used in liquid and dry measurement equivalent to 1.2 U.S. gallons, or 4.54 liters.
- imperial system — a system of measurement units, including the foot, pound, and second, as well as miles and yards
- imperial valley — an irrigated agricultural region in SE California, adjacent to Mexico, formerly a part of the Colorado Desert: it is largely below sea level and contains the Salton Sink.
- imperishability — not subject to decay; indestructible; enduring.
- imperscriptible — not supported by written authority
- imperviableness — the state of being imperviable
- implausibleness — The quality of being implausible.
- implementations — Plural form of implementation.
- implicativeness — the state or quality of being implicative
- implied consent — a manifestation of consent to something through conduct, including inaction or silence.
- imponderability — The state or characteristic of being imponderable.
- importunateness — Quality of being importunate.
- impossibilities — Plural form of impossibility.
- impregnableness — The state of being impregnable; impregnability.
- imprescriptable — Alt form imprescriptible.
- imprescriptible — not subject to prescription.
- imprescriptibly — In an imprescriptible manner; obviously.
- impressibleness — The state of being impressible; impressibility.
- impressionistic — a person who follows or adheres to the theories, methods, and practices of impressionism, especially in the fields of painting, music, or literature.
- improvisational — the art or act of improvising, or of composing, uttering, executing, or arranging anything without previous preparation: Musical improvisation involves imagination and creativity.
- improvisatorial — relating to an improvisator
- improvvisatrice — Alternative form of improvisatrice.
- impulse turbine — a turbine moved by free jets of fluid striking the blades of the rotor together with the axial flow of fluid through the rotor.
- in (the) future — You use in future when saying what will happen from now on, which will be different from what has previously happened. The form in the future is sometimes used instead, especially in American English.
- in (the) grease — fat and ready to be killed
- in a (bad) spot — in a bad situation; in trouble
- in a family way — pregnant; with child
- in a good light — something that makes things visible or affords illumination: All colors depend on light.
- in a tight spot — in difficult situation
- in all but name — If you say that a situation exists in all but name, you mean that it is not officially recognized even though it exists.
- in all weathers — If you say that someone does something in all weathers, you mean that they do it regularly whether the weather is good or bad.
- in at the death — the act of dying; the end of life; the total and permanent cessation of all the vital functions of an organism. Compare brain death.
- in conversation — If you say that people are in conversation, you mean that they are talking together.
- in deference to — out of regard or respect for (a person or the person's position or wishes)
- in dependent of — not influenced or controlled by others in matters of opinion, conduct, etc.; thinking or acting for oneself: an independent thinker.
- in difficulties — in distress, esp. financially
- in fine feather — one of the horny structures forming the principal covering of birds, consisting typically of a hard, tubular portion attached to the body and tapering into a thinner, stemlike portion bearing a series of slender, barbed processes that interlock to form a flat structure on each side.