|Langevin (länzh-vān') Pronunciation Key
French physicist who during World War I pioneered the use of sonar techniques to detect submarines. He also advanced the theory of magnetism and the study of the molecular structure of gases.
|an extraordinary or unusual thing, person, or event; an exceptional example or instance.|
|a scrap or morsel of food left at a meal.|
Dictionary.com presents 366 FAQs, incorporating some of the frequently asked questions from the past with newer queries.