Corn

It is.

CJ

Thank you, CJ.

Do you say "a corn" to mean "an ear of corn"?

HUBLOTDo you say "a corn" to mean "an ear of corn"?

No, I don't. I don't know anybody who says that. We say "an ear of corn".

— Would you like more to eat?
— Yes, please. I would like another ear of corn.

CJ

Thank you, CJ.

HUBLOTPieces of corn

No. They are kernels of corn or corn kernels. In this case, we would not use 'kernels of' when asking for more. Thus,

— Would you like some more corn? (Not some more kernels of corn!)
— Yes, I would like more corn.

Even in the case where ears of corn are being served, we c

Thanks a lot, CJ.

It may also be worth noting that cooked corn that has not been removed from the cob is most commonly called corn on the cob.

A very good question indeed!

Thank you, AG.

Is it correct to say "an ear of corn on the cob, two ears of corn on the cob, three ears...," and is it wrong to say "a corn on the cob, two corns on the cob, three..."?

HUBLOTIs it correct to say "an ear of corn on the cob, two ears of corn on the cob, three ears...,"

This I've never heard. It's redundant, anyway, since if the husk is there, then the cob is there, too.

HUBLOTand is it wrong to say "a corn on the cob, two corns on the cob, three..."?

No, this sounds all right to me.