What does "supercontinent" mean?

A very large continent that split into smaller ones in the Earth’s geologic past.

What is a synonym for "supercontinent"?

Common synonyms include: pangaea.

noun

noun ·Rare ·Advanced level

Noun

1
A very large continent that split into smaller ones in the Earth’s geologic past.
"For a supercontinent to form requires a significant volume of continental crustal fragments that survive recycling into the mantle."
2
A modern landmass composed of multiple continents, i.e. Afro-Eurasia or the Americas.

"About 250 million years ago, the continents came together to form a supercontinent called Pangea."

From super- + continent.