GRE Word List

PERTURB

to cause to be worried or upset : disquiet

The meaning of the word perturb is to cause to be worried or upset : disquiet.

Random words

WordMeaning
optometrista specialist licensed to practice optometry compare ophthalmologist
cogentappealing forcibly to the mind or reason : convincing
rolling(of land) rising and falling in long gentle slopes; happening continuously by stages; Ex. rolling devolution of power to local governments
imperceptiblenot perceptible by a sense or by the mind : extremely slight, gradual, or subtle
noveltysomething new or unusual
dynamogenerator
atypicalnot typical : irregular
addictiona compulsive, chronic, physiological or psychological need for a habit-forming substance, behavior, or activity having harmful physical, psychological, or social effects and typically causing well-defined symptoms (such as anxiety, irritability, tremors, or nausea) upon withdrawal or abstinence : the state of being addicted
uprightperpendicular
moltto shed hair, feathers, shell, horns, or an outer layer periodically