acidic or acid?

Coca-cola is acidic is correct. That means it has acid in it but is more than acid - it also has sugar and other things.

But what about using 'acid' as an adjective? I checked dictionary.com and in the entry for 'acid', it gives the example: "an acid fruit"

Acid is most commonly used as a noun, but can also be used as an adjective. Acidic is an adjective.

Vinegar is a weak acid.
Oranges contain citric acid.
An unripe persimmon tastes acidic.

Coca-Cola is not an acid. ascetic acid, carbolic acid, lactic acid, sulfuric acid and citric acid are acids.

- Coca-Cola is acidic (That means that on the pH scale it would m

geoyoWhat is the difference in meaning between these words? An example:- Coca-Cola is acid- Coca-Cola is acidic

I see no difference as long as the first one does not read 'an acid'. As AS says, 'acid' can be an adjective. Coke is not an acid, but it is acid (= acidic).

hasanessence Coca-cola is acidic is correct. That means it has acid in it but is more than acid - it also has sugar and other things.

Things that are 'acid' (adjective) can also have sugar and other things in them.

Thank you so much for your helpful answers. So if I understood correctly, both can be used, but which is to prefer? When I google for "xyz is acidic", I get much more results than for "xyz is acid", so would you agree that "acidic" is to prefer?

geoyoWhen I google for "xyz is acidic", I get much more results than for "xyz is acid"

Google is generally a good guideline—and AS has already explained that 'acidic' is the better adjective.

geoyoThank you so much for your helpful answers. So if I understood correctly, both can be used, but which is to prefer?

If you need a noun, use "ACID"
If you need an adjective, use "ACIDIC"
If you uncertain for a particular sentence, post it and ask the forum.