What is the name for a popular flat thin cornmeal pancake?

The most popular flat, thin cornmeal pancake is likely a tortilla.

However, depending on the region and specific recipe, other names might apply, such as:

* Arepa: A South American cornmeal pancake typically filled with various toppings.

* Injera: A thin, spongy sourdough flatbread made from teff flour, popular in Ethiopian cuisine.

* Johnnycake: A flatbread made from cornmeal and water, common in the Caribbean and the Southern United States.

If you provide more context about the specific pancake you're thinking of, I can help you pinpoint the exact name.