The Indian Ocean earthquake and tsunami (also known as the Boxing Day Tsunami) occurred at UTC on 26 December, with an epicentre off the west coast of northern eazye.info was an undersea megathrust earthquake that registered a magnitude of – M w, reaching a Mercalli intensity up to IX in certain areas. The earthquake was caused by a rupture along the fault between Local time: UTC+6¹⁄₂, UTC+7, .
The term "tsunami" is a borrowing from the Japanese tsunami 津波, meaning "harbour wave".For the plural, one can either follow ordinary English practice and add an s, or use an invariable plural as in the Japanese. Some English speakers alter the word's initial /ts/ to an /s/ by dropping the "t", since English does not natively permit /ts/ at the beginning of words, though the original Kanji: 津波.
Indian Ocean tsunami of , tsunami that hit the coasts of several countries of South and Southeast Asia in December The tsunami and its aftermath were responsible for immense destruction and loss on the rim of the Indian Ocean. On December 26, , at am local time, an undersea earthquake with a magnitude of struck off the coast of the Indonesian island of Sumatra.