GRE Word List

REFRACTION

deflection from a straight path undergone by a light ray or energy wave in passing obliquely from one medium (such as air) into another (such as glass) in which its velocity is different

The meaning of the word refraction is deflection from a straight path undergone by a light ray or energy wave in passing obliquely from one medium (such as air) into another (such as glass) in which its velocity is different.

Random words

WordMeaning
rabiesan acute virus disease of the nervous system of mammals that is caused by a rhabdovirus (species Rabies virus of the genus Lyssavirus) usually transmitted through the bite of a rabid animal and that is characterized typically by increased salivation, abnormal behavior, and eventual paralysis and death when untreated
imploreto make an earnest request to (someone) : beg
noveltysomething new or unusual
sententiousgiven to or abounding in aphoristic expression
deftcharacterized by facility and skill
cohesionthe act or state of sticking together tightly
bumpa relatively abrupt convexity or protuberance on a surface: such as
ambleto go at or as if at an easy gait : saunter
validateto make legally valid : ratify
parameteran arbitrary constant whose value characterizes a member of a system (such as a family of curves)