Physics. radio-frequency noise that originates outside the earth's atmosphere.
DON’T VACILLATE! VANQUISH THIS WORD OF THE DAY QUIZ!
It’d be a real faux pas to miss this quiz on the words from August 3–9, 2020!
Question 1 of 7
What does “vacillate” mean?
Origin of cosmic noise
First recorded in 1945–50
Words nearby cosmic noise
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020