- Today's Word
Oscillate
OSS-uh-layt
Definition
(verb) To move or swing back and forth in a steady rhythm; to waver between opposing positions or decisions.
Example
She oscillated between taking the job offer and going back to school.
Fun Fact
From Latin oscillare, “to swing,” the word was first used in reference to physical devices like pendulums and fans. Over time, it took on metaphorical meaning—describing emotional or intellectual back-and-forth. In psychology and politics alike, oscillation suggests indecision, ambivalence, or changing perspectives.
(noun) Growth or increase by the gradual accumulation of additional layers or matter.
The planet formed through accretion as dust and gas particles slowly clumped together over millions of years.
Early 17th century: from Latin “accretio(n-),” from “accrescere” meaning “to grow,” from “ad-” (to) + “crescere” (to grow).