English 9A - Vocab List 2

a- / ab- / abs-

away, from

ad-

to or toward

im- / in-

not

chron-

time

hydr(o)-

water

mut-

change

abstract

(adjective) existing as an idea rather than as something you can see or touch

abduction

(noun) the act of taking someone away by force or without permission

abstain

(verb) to choose not to do or take part in something

abnormal

(adjective) different from what is normal or expected

absurd

(adjective) completely unreasonable, ridiculous, or silly

adhere

(verb) to stick firmly to something; to follow a rule or belief

adjoin

(verb) to be next to or connected with something

adjacent

(adjective) next to or very close to something

adapt

(verb) to change in order to fit new conditions or circumstances

adverse

(adjective) harmful, unfavorable, or working against something

imperfect

(adjective) having faults or mistakes; not perfect

impolite

(adjective) not showing good manners; rude

impossible

(adjective) not able to happen or be done

impractical

(adjective) not sensible, useful, or realistic

invisible

(adjective) unable to be seen

ineligible

(adjective) not qualified or permitted to participate

impartial

(adjective) fair and not favoring one person or side over another

inept

(adjective) lacking skill or ability

chronicle

(noun) a record of events arranged in the order in which they happened

chronology

(noun) the arrangement of events in the order in which they occurred

chronometer

(noun) an instrument that measures time very accurately

synchronize

(verb) to cause things to happen or operate at the same time

chronological

(adjective) arranged in the order in which events happened

chronic

(adjective) continuing or occurring repeatedly for a long time

dehydrate

(verb) to lose or remove water or moisture

hydraulics

(noun) the science or technology of using liquids under pressure to produce movement

hydroelectric

(adjective) relating to electricity produced by moving water

hydroplane

(verb) to slide uncontrollably on a wet surface because tires lose contact with the road

mutant

(noun) an organism or thing that has undergone a genetic change

mutability

(noun) the ability or tendency to change

mutate

(verb) to undergo or cause a genetic change

immutability

(noun) the quality of being unable or unlikely to change

impersonator

(noun) a person who imitates the appearance, voice, or behavior of another person

abductor

(noun) a person who takes someone away illegally or by force

admirer

(noun) a person who respects or approves of someone or something

mutator

(noun) something that causes a change or mutation

hydrologist

(noun) a scientist who studies water

hydrology

(noun) the scientific study of water