Imperseverant, im-per-sev′ėr-ant, adj. (Shak.) strongly persevering.
Impersonal, im-pėr′sun-al, adj. not having personality: (gram.) not varied according to the persons.—n. Impersonal′ity.—adv. Imper′sonally.—v.t. Imper′sonāte, to invest with personality or the bodily substance of a person: to ascribe the qualities of a person to: to personify: to assume the person or character of, esp. on the stage.—adj. personified.—ns. Impersonā′tion; Imper′sonātor.
Impertinent, im-pėr′ti-nent, adj. not pertaining to the matter in hand: trifling: intrusive: saucy: impudent.—n. Imper′tinence, that which is impertinent: intrusion: impudence, over-forwardness: (law) matter introduced into an affidavit, &c., not pertinent to the matter.—adv. Imper′tinently.
Imperturbable, im-pėr-tur′ba-bl, adj. that cannot be disturbed or agitated: permanently quiet.—n. Imperturbabil′ity.—adv. Impertur′bably.—n. Imperturbā′tion. [L. imperturbabilis—in, not, perturbare, to disturb.]
Imperviable, im-pėr′vi-a-bl, Impervious, im-pėr′vi-us, adj. not to be penetrated.—ns. Imper′viableness, Imperviabil′ity, Imper′viousness.—adv. Imper′viously.
Impeticos, im-pet′i-kos, (Shak.) a word coined by the fool in Twelfth Night, perhaps meaning impocket.
Impetigo, im-pe-tī′go, n. a skin disease characterised by thickly-set clusters of pustules.—adj. Impetig′inous. [L.—impetĕre, to rush upon, attack.]
Impetrate, im′pē-trāt, v.t. to obtain by entreaty or petition.—n. Impetrā′tion.—adjs. Im′petrative, Im′petrātory.
Impetuous, im-pet′ū-us, adj. rushing upon with impetus or violence: vehement in feeling: passionate.—adv. Impet′uously.—ns. Impet′uousness, Impetuos′ity.
Impetus, im′pe-tus, n. an attack: force or quantity of motion: violent tendency to any point. [L.,—in, in, petĕre, to fall upon.]