Rheic

adj

adj ·Rare ·Advanced level

Definitions

Adjective
  1. 1
    Of or relating to a Paleozoic ocean between the large continent Gondwana to the south and the microcontinents Avalonia and others to the north. not-comparable

Etymology

From Rhea (“a Titan in Greek mythology”) + -ic, for her being the sister of Iapetus (after whom had previously been named the predecessor of the Atlantic Ocean, for being the father of its eponym Atlas).

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.