seafloor

noun 0.662

spreading

noun 0.620

mid-oceanic ridge

noun 0.597

continental drift

noun 0.587

deep sea

noun 0.569

plate tectonics

noun 0.561

subduction

noun 0.542

seabed

noun 0.541

continental slope

noun 0.537

oceanic trench

noun 0.528

continental shelf

noun 0.512

thermohaline circulation

noun 0.511

sea stack

noun 0.510

time spread

noun 0.506

spawning

noun 0.506

subduction zone

noun 0.504