Related Content
- Daily Word Quiz: parallax
- Analogy of the Day: Today’s Analogy
- Frequently Misspelled Words
- Frequently Mispronounced Words
- Easily Confused Words
- Writing & Language
permanent echo: Meaning and Definition of
per'manent ech'o
Pronunciation: [key]
— Electronics. Electronics.
- a radar signal reflected to a radar station on the ground by a building or other fixed object.
Trending
Here are the facts and trivia that people are buzzing about.
