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megascopic
megasporangium
megaspore
megasporogenesis
megasprawl
megastar
megastore
megathere
megaton
megavitamin
megavolt
megawatt
Meghalaya
Megiddo
megillah
megilp
megrim
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megaton
meg·a·ton [ méggə tùn ] (plural meg·a·tons)


noun 
Definition:
 
1. unit of explosive power: a unit of explosive power, e.g. in a nuclear weapon, that is equivalent to one million tons of TNT
2. million tons: one million tons

meg·a·ton·ic [ mèggə túnnik ] adjective
meg·a·ton·nage [ mèggə túnnij ] noun
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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