10-letter words containing p, e, r, i, o
- hippocrene — a spring on Mount Helicon sacred to the Muses and regarded as a source of poetic inspiration.
- hippodrome — an arena or structure for equestrian and other spectacles.
- hipsterdom — The state of being a hipster.
- hop-picker — a person employed or a machine used to pick hops
- horse-whip — a whip for controlling horses.
- horsewhips — Plural form of horsewhip.
- hospitaler — a member of the religious and military order (Knights Hospitalers or Knights of St. John of Jerusalem) originating about the time of the first Crusade (1096–99) and taking its name from a hospital at Jerusalem.
- hydrophile — (chemistry) Any hydrophilic substance.
- hyperbolic — having the nature of hyperbole; exaggerated.
- hypergolic — (especially of rocket-fuel propellant constituents) igniting spontaneously upon contact with a complementary substance.
- hyperosmia — an abnormally acute sense of smell.
- hyperosmic — Of, pertaining to, or affected by hyperosmia.
- hyperoxide — superoxide.
- hyperploid — having a chromosome number that is greater than but not a multiple of the diploid number.
- hypersonic — noting or pertaining to speed that is at least five times that of sound in the same medium.
- hypertonia — increased rigidity, tension, and spasticity of the muscles.
- hypertonic — Physiology. of or relating to hypertonia.
- hypertoxic — of, pertaining to, affected with, or caused by a toxin or poison: a toxic condition.
- hypervisor — (computing) A software and/or firmware system that provides a virtual machine and allows it to operate directly on underlying hardware (instead of via emulation), but within specified constraints.
- hypnotizer — One who, or that which, hypnotizes.
- hypocretin — Either of the peptide hormones orexin.
- hypocrisie — Obsolete form of hypocrisy.
- hypocrites — Plural form of hypocrite.
- hypodermic — characterized by the introduction of medicine or drugs under the skin: hypodermic injection.
- hypodermis — Zoology. an underlayer of epithelial cells in arthropods and certain other invertebrates that secretes substances for the overlying cuticle or exoskeleton.
- hypometria — Dysmetria in which the patient tends to undershoot the intended target.
- hypometric — Smaller than normally measured.
- ideographs — an ideogram.
- ideography — the use of ideograms.
- imperators — Plural form of imperator.
- impersonal — not personal; without reference or connection to a particular person: an impersonal remark.
- impervious — not permitting penetration or passage; impenetrable: The coat is impervious to rain.
- implorable — to beg urgently or piteously, as for aid or mercy; beseech; entreat: They implored him to go.
- importable — to bring in (merchandise, commodities, workers, etc.) from a foreign country for use, sale, processing, reexport, or services.
- importance — the quality or state of being important; consequence; significance.
- importuned — Simple past tense and past participle of importune.
- importuner — One who importunes.
- importunes — Third-person singular simple present indicative form of importune.
- impostures — Plural form of imposture.
- impoverish — to reduce to poverty: a country impoverished by war.
- impowering — Present participle of impower.
- impresario — a person who organizes or manages public entertainments, especially operas, ballets, or concerts.
- impression — a strong effect produced on the intellect, feelings, conscience, etc.
- imprisoned — to confine in or as if in a prison.
- imprisoner — to confine in or as if in a prison.
- improbable — not probable; unlikely to be true or to happen: Rain is improbable tonight.
- improperia — reproach (def 8).
- improperly — not proper; not strictly belonging, applicable, correct, etc.; erroneous: He drew improper conclusions from the scant evidence.
- improperty — (obsolete) impropriety.
- improvable — to bring into a more desirable or excellent condition: He took vitamins to improve his health.