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heterogenous
heterogony
heterograft
heterography
heterokaryon
heterokaryosis
heterologous
heterolysis
heteromerous
heteromorphic
heteromorphosis
heteronomous
heteronym
heteroousian
heterophony
heterophyllous
heteroplasty
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heterosis
het·er·o·sis [ hèttə rṓssiss ]


noun 
Definition:
 
biology 
Same as  hybrid vigor
[Mid-19th century. < Greek heterōsis "making different" < heteros "other"]
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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