Longman Dictionary of Contemporary English homepage

RDA

 noun
     
Related topics: Nutrition, Drugs, Medicines
RDA [singular]
MDDFN
recommended daily allowance
the amount of substances such as vitamins that you should have every day
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