Longman Dictionary of Contemporary English homepage

Date: 1400-1500
Language: French
Origin: fluide, from Latin fluidus, from fluere 'to flow'

fluid

2 adjective
     
fluid2
1 a situation that is fluid is likely to change
2 fluid movements are smooth, relaxed, and graceful:
a loose, fluid style of dancing
3 a fluid substance is a liquid [↪ gaseous, solid]
fluidity noun [uncountable]

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