Longman Dictionary of Contemporary English homepage

Mercury program, the
     
Mercury program, the
(1961-63) a US government space programme designed to put human beings in orbit around the Earth. In its first successful flight, John Glenn made three orbits of the Earth in 1962.
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.

Dictionary pictures of the day
Do you know what each of these is called?
What is the word for picture 1? What is the word for picture 2? What is the word for picture 3? What is the word for picture 4?
Click on any of the pictures above to find out what it is called.

Explore our topic dictionary

Browse the dictionary