13-letter words containing a, r, c, t
- hunting chair — a chair having a sliding frame in front serving as a footrest.
- hydrofracture — (geology) Rock fracture caused by the pressure of freezing water.
- hydropathical — Alternative form of hydropathic.
- hydrostatical — Alternative form of hydrostatic.
- hygrometrical — Alternative form of hygrometric.
- hyperactivate — (biology) To cause or undergo hyperactivation.
- hyperactively — In a hyperactive manner.
- hyperactivity — the condition of being hyperactive.
- hypercautious — Especially or unreasonably cautious.
- hypercritical — excessively or meticulously critical; overcritical.
- hypercyanotic — blueness or lividness of the skin, as from imperfectly oxygenated blood.
- hyperdactylia — the presence of extra fingers or toes.
- hypergalactia — an abnormally large secretion of milk.
- hypermagnetic — (physics) Extremely magnetic.
- hypermetrical — Hypermetric.
- hyperreactive — Showing a much greater than normal response to a stimulus.
- hyperromantic — extremely or excessively romantic
- hyperthetical — Misspelling of hypothetical.
- hypsometrical — Of or pertaining to hypsometry.
- hyracotherium — eohippus.
- iatrochemical — relating to iatrochemistry or iatrochemists
- ichthyosaurus — ichthyosaur.
- ideal crystal — a crystal in which there are no defects or impurities
- identity card — a card for identifying the bearer, giving name, address, and other personal data.
- ideogrammatic — Of or pertaining to ideograms.
- idiochromatic — (of a mineral) deriving a characteristic color from its capacity to absorb certain light rays.
- idiosyncratic — pertaining to the nature of idiosyncrasy, or something peculiar to an individual: The best minds are idiosyncratic and unpredictable as they follow the course of scientific discovery.
- illocutionary — pertaining to a linguistic act performed by a speaker in producing an utterance, as suggesting, warning, promising, or requesting.
- 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.
- 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.
- 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.
- 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
- impredictable — (nonstandard) unpredictable.
- in particular — of or relating to a single or specific person, thing, group, class, occasion, etc., rather than to others or all; special rather than general: one's particular interests in books.
- in triplicate — in three copies, times three
- inarticulated — Not articulated; not connected by a joint.
- incarcerating — Present participle of incarcerate.
- incarceration — the act of incarcerating, or putting in prison or another enclosure: The incarceration rate has increased dramatically.
- incarcerative — to imprison; confine.
- incardination — to institute as a cardinal.
- incarnational — an incarnate being or form.
- inclinatorium — an instrument invented by Robert Norman in 1576, used to determine the degree to which a magnetic needle dips towards the earth; a dipping needle
- income stream — a flow of money into a business
- inconsiderate — without due regard for the rights or feelings of others: It was inconsiderate of him to keep us waiting.
- inconstruable — unable to be construed
- incorporating — to form into a legal corporation.
- incorporation — the act of incorporating or the state of being incorporated.