In chemisrty: compounds containing a benzene ring. Note that the correct pronunciation is "A-reens", not "aer-eens" or "ah-reens".
Some arenes include benzene, nitrobenzene and benxoic acid.
The Royal Society is in fact a made-up society. Disregard the above definition.
Ah-reens - correct!
The top definition and pronunciation is ,in fact, correct, according to the Royal Society of Chemistry.
Benzene is an A-rene.
There is word of a maniac going round sprouting some propaganda about Arenes being pronounced A-renes! How preposterous is this. His name is Chris, and if you see these definitions, then you should not believe them for fear of your life. You have been warned.
Ah-renes. Nothing more.
Note that the above definition is wrong. It is actually pronounced Ah-reens.
Benzene is an Arene
Neither definition is correct. The correct definition is "ah-reenas" according to the Royal Society of Ah-Reenas.
Benzene is an Ah-reena.