Crossword Genius

It describes how we do things differently, for example (6)

Ross

I believe the answer is:

adverb

I'm a little stuck... Click here to teach me more about this clue!

This might be a double definition.

'it describes how we do things differently' is the first definition.
The definition suggests a singular noun which matches the answer.

'example' is the second definition.
The definition and answer can be both related to communication as well as being singular nouns.
Perhaps there's a link between them I don't understand?

'for' acts as a link.

Can you help me to learn more?

(Other definitions for adverb that I've seen before include "Word that modifies something other than a noun" , "Verb modifier" , "Word that modifies another" , "Word modifying an action word" , "Word to qualify an action" .)

I've seen this clue in The Daily Mail.
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