a radar signal reflected to a radar station on the ground by a building or other fixed object.
TAKE THIS QUIZ TO SEE WHAT YOU KNOW ABOUT 2ND-3RD GRADE VOCAB FROM BOOKS!
Are you learning new vocabulary? Or do you just have an interest in words? Either way, this quiz is for you.
Question 1 of 10
Words nearby permanent echo
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020