GRE备考：GRE阅读词汇笔记(32)

　　immolate

　　offer or kill as a sacrifice

　　immune

　　resistant to; free or exempt from; N. immunity

　　immure

　　imprison; shut up in confinement; CF. wall

　　immutable

　　unchangeable

　　impair

　　injure; hurt; damage

　　impale

　　pierce ; Ex. impaled by the spear

　　impalpable

　　imperceptible; intangible; OP. palpable: tangible; easily perceptible

　　impart

　　grant a share of; make known; Ex. news to impart

　　impartial

　　not biased; fair; N. impartiality

　　impassable

　　not able to be traveled or crossed

　　impasse

　　predicament from which there is no escape; situation allowing for no further progress

　　impassioned

　　filled with passion; fervent

　　impassive

　　without feeling; expressionless; imperturbable; stoical; Ex. impassive face

　　impeach

　　charge with crime in office; raise doubts about; indict; Ex. impeach a witnesss credibility

　　impeccable

　　faultless

　　impecunious

　　without money

　　impede

　　hide; retard or obstruct the progress of; block

　　impediment

　　hindrance; stumbling-block; speech defect preventing clear articulation; Ex. speech impediment

　　impel

　　drive or force onward; drive to take action; urge to action

　　impending

　　nearing; approaching; about to happen

　　impenetrable

　　not able to be pierced or entered; beyond understanding; impossible to understand; Ex. impenetrable mystery

　　impenitent

　　not repentant

　　imperative

　　absolutely necessary; that must be done; critically important; expressing command; Ex. It is imperative that; N: something that must be done

　　imperceptible

　　unnoticeable; impossible to perceive; undetectable

　　imperial

　　like an emperor; related to an empire; CF. imperialism

　　imperil

　　put in danger

　　imperious

　　domineering; too commanding; haughty; CF. imperial/emperor

　　impermeable

　　impervious; not permitting passage through its substance; impossible to permeate

　　impersonal

　　not being a person; not showing personal feelings; Ex. impersonal force/manner/organization

　　impertinent

　　insolent; rude; not pertinent; N. impertinence

　　imperturbable

　　unshakably calm; placid

　　impervious

　　impenetrable; incapable of being damaged or distressed; incapable of being affected ; Ex. impervious to water/criticism

　　impetuous

　　violent; hasty; rash; impulsive; without careful thought; Ex. impetuous decision

　　impetus

　　moving force; momentum; force of a moving body; incentive; stimulus; impulse

　　impiety

　　irreverence; lack of respect for God or piety

　　impinge

　　infringe; encroach; influence; touch; collide with; Ex. The effects are impinging on every aspect of our lives.

　　impious

　　irreverent

　　implacable

　　incapable of being pacified; impossible to appease; Ex. implacable enemy

　　implausible

　　unlikely ; unbelievable; Ex. implausible alibi

　　implement

　　put into effect; enforce; carry out; supply with tools; Ex. implement the plan/suggestion; N: tool or instrument

　　implicate

　　incriminate; involve incriminatingly; show to be involved ; Ex. implicate someone in the crime

　　implication

　　something hinted at or suggested; implying; implicating

　　implicit

　　understood but not stated; implied; unquestioning and complete; Ex. implicit trust

　　implode

　　burst inward; CF. vaccum tube

　　implore

　　v. ask or beg earnestly; beseech

　　imply

　　suggest a meaning not expressed; signify

　　impolitic

　　not wise; not expedient; not politic

　　imponderable

　　weightless; that cannot undergo precise evaluation; CF. pound

　　import

　　significance; importance; meaning

　　importunate

　　urging; always demanding; troublesomely urgent or persistent

　　importune

　　beg persistently; make repeated requests

　　imposture

　　assuming a false identity; masquerade; CF. impostor

　　impotent

　　weak; ineffective; lacking in physical strength or power

　　impoverish

　　make poor; deprive of natural strength or something important; Ex. impoverished soil