Longman Dictionary of Contemporary English homepage

Archimedes' principle
     
Archimedes' principle
the scientific rule which explains that an object in a liquid is kept up by a force which is equal to the weight of the liquid that the object displaces
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