A gas hydrate that contains methane as the guest molecule; it occurs both in deep sedimentary structures, and as outcrops on the ocean floor
clathrate
Hyphenation
clath·rate
Pronunciation
Etymology
[ 'kla-"thrAt ] (adjective.) 1906. Latin clathratus, furnished with a lattice, from clathri lattice, from Greek klEithron bar, from kleiein to close; more at CLAVICLE.