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List of 13-letter words containing

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There are 3 thirteen-letter words containing E, 2I, 3O and V

BIOCONVERSIONbioconversion n. The conversion of biological material into usable products; but especially the conversion of biomass into biofuel.
BIOCONVERSION n. the conversion of organic materials (as wastes) into an energy source (as methane) by processes (as fermentation) involving living organisms.
PHOTOPOSITIVEphotopositive adj. (Biology) having a positive phototropic or phototactic response; attracted by light.
PHOTOPOSITIVE adj. exhibiting positive phototropism or phototaxis.
SOVIETOLOGISTSovietologist n. A person who engages in Sovietology.
SOVIETOLOGIST n. an expert on Soviet affairs.

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.

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