List of 13-letter words beginning with

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There are 13 thirteen-letter words beginning with MEGA

MEGACEPHALIES	• MEGACEPHALY n. the condition of having an unusually large head or cranial capacity, also MEGALOCEPHALY.
MEGACEPHALOUS	• megacephalous adj. Alternative form of megacephalic. • MEGACEPHALOUS adj. having a large head.
MEGAHERBIVORE	• megaherbivore n. (Biology) Any very large herbivore, typically one weighing more than 1000 kg. • MEGAHERBIVORE n. a large plant-eater.
MEGAKARYOCYTE	• megakaryocyte n. (Anatomy) A large cell, found in bone marrow, responsible for the production of platelets. • MEGAKARYOCYTE n. a large cell with a lobulated nucleus, found esp. in the bone marrow, the source of blood platelets.
MEGALOBLASTIC	• megaloblastic adj. Pertaining to, or produced by a megaloblast. • MEGALOBLASTIC adj. relating to megaloblast.
MEGALOCARDIAS	• MEGALOCARDIA n. the condition of having an enlarged heart.
MEGALOCEPHALY	• megalocephaly n. Synonym of macrencephaly. • MEGALOCEPHALY n. the condition of having an unusually large head or cranial capacity, also MEGACEPHALY.
MEGALOMANIACS	• megalomaniacs n. Plural of megalomaniac. • MEGALOMANIAC n. one suffering from megalomania.
MEGALOPOLISES	• megalopolises n. Plural of megalopolis. • MEGALOPOLIS n. a wide-spreading, thickly-populated urban area.
MEGALOPOLITAN	• megalopolitan n. An inhabitant or a resident of a megalopolis. • megalopolitan adj. Of, or relating to a megalopolis. • MEGALOPOLITAN n. an inhabitant of a megalopolis.
MEGALOSAURIAN	• megalosaurian n. A dinosaur of the genus Megalosaurus. • megalosaurian adj. Of or relating to the dinosaurs of the genus Megalosaurus. • MEGALOSAURIAN n. a large dinosaur, also MEGALOSAUR, MEGALOSAURUS.
MEGASPORANGIA	• megasporangia n. Plural of megasporangium. • MEGASPORANGIUM n. the sporangium in heterosporous plants where the megaspores develop.
MEGASTRUCTURE	• megastructure n. A very large structure. • megastructure n. (Uncountable) The large-scale structure of a material, as contrasted to the fine-scale structure. • mega-structure n. Alternative form of megastructure.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the WikWik.org and 1Word.ws.

See this list for:

English Wiktionary: 100 words
Scrabble in French: 8 words
Scrabble in Spanish: no word
Scrabble in Italian: 13 words
Scrabble in German: no word
Scrabble in Romanian: 29 words

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