"Octopus" in plural form

Quick question: what is the correct plural form of the word octopus?

For most people, the immediate answer would be a toss up between octopuses and octopi... followed quickly by a split-second confusion on which of the two words is actually correct. Lucky for us, Merriam-Webster editor Kory Stamper is here to set the record straight:

Perhaps you want a detailed explanation of the differences between octopuses, octopi, and octopodes.
If so, click here.

Or if you are a visual person, maybe this would suffice?

Grains of salt, anyone?

Happy learning,