13-letter words containing i, p, r
- i-proposition — a particular affirmative proposition
- ibrahim pasha — 1789–1848, Egyptian general: governor of Syria 1833–40 (son of Mehemet Ali).
- iconographies — Plural form of iconography.
- ideographical — Alternative form of ideographic.
- image printer — a printer which uses optical technology to produce an image of a complete page from digital input
- immunotherapy — treatment designed to produce immunity to a disease or enhance the resistance of the immune system to an active disease process, as cancer.
- impact crater — crater (def 2).
- impact wrench — an electric or pneumatic power wrench with interchangeable toolhead attachments, used for installing and removing nuts, bolts, and screws.
- imparipinnate — odd-pinnate.
- impartialness — The quality of being impartial.
- impenetration — thorough penetration
- imperceivable — That cannot be perceived; imperceptible.
- imperceptible — very slight, gradual, or subtle: the imperceptible slope of the road.
- imperceptibly — very slight, gradual, or subtle: the imperceptible slope of the road.
- impercipience — The quality of being impercipient.
- imperfectible — that cannot be perfected.
- imperfections — A fault, blemish, or undesirable feature.
- imperfectives — Plural form of imperfective.
- imperfectness — of, relating to, or characterized by defects or weaknesses: imperfect vision.
- imperforation — Also, imperforated. not perforate; having no perforation.
- imperial moth — a yellow moth, Eacles imperialis, having a diagonal band of pinkish brown or purple: the hairy larvae feed on the leaves of hickory, oak, etc.
- imperialistic — the policy of extending the rule or authority of an empire or nation over foreign countries, or of acquiring and holding colonies and dependencies.
- imperiousness — domineering in a haughty manner; dictatorial; overbearing: an imperious manner; an imperious person.
- impermanently — In an impermanent manner.
- impermissible — not permissible or allowable; unallowable.
- impermissibly — (chiefly, legal) In a way or to an extent that is not permissible.
- imperseverant — lacking the power to perceive
- impersonalise — to make impersonal: The dial system impersonalized the telephone.
- impersonalism — the practice of maintaining impersonal relations with individuals or groups.
- impersonality — absence of human character or of the traits associated with the human character: He feared the impersonality of a mechanized world.
- impersonalize — to make impersonal: The dial system impersonalized the telephone.
- impersonating — to assume the character or appearance of; pretend to be: He was arrested for impersonating a police officer.
- impersonation — to assume the character or appearance of; pretend to be: He was arrested for impersonating a police officer.
- impersonators — Plural form of impersonator.
- impertinences — Plural form of impertinence.
- impertinently — intrusive or presumptuous, as persons or their actions; insolently rude; uncivil: a brash, impertinent youth.
- imperturbable — incapable of being upset or agitated; not easily excited; calm: imperturbable composure.
- imperturbably — incapable of being upset or agitated; not easily excited; calm: imperturbable composure.
- impignoration — the state of being mortgaged
- imponderables — Plural form of imponderable.
- import tariff — a tax or duty imposed on imported goods
- import-export — international trade and exchange of goods, products and services
- importunately — urgent or persistent in solicitation, sometimes annoyingly so.
- importunities — Plural form of importunity.
- impoverishing — Present participle of impoverish.
- impracticable — not practicable; incapable of being put into practice with the available means: an impracticable plan.
- impracticably — In an impracticable way.
- impractically — In an impractical manner.
- impreciseness — The quality of being imprecise, or of lacking precision.
- impredicative — (of a definition) given in terms that require quantification over a range that includes that which is to be defined, as having all the properties of a great general where one of the properties as ascribed must be that property itself