Longman Dictionary of Contemporary English homepage

derivation

noun
     
der‧i‧va‧tion
[countable,uncountable +of] technical the origin of something, especially a word

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