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List of 13-letter words containing ••••••

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There are 7 thirteen-letter words containing 2I, 3O, S and V

BIOCONVERSION• bioconversion 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.
BIOFLAVONOIDS• bioflavonoids n. Plural of bioflavonoid.
• BIOFLAVONOID n. vitamin P, a vitamin found in citrus fruit, blackcurrants and rosehips, aka citrin.
OVARIOTOMISTS• ovariotomists n. Plural of ovariotomist.
• OVARIOTOMIST n. one who carries out ovariotomies.
OVIPOSITIONAL• ovipositional adj. Related to, or by means of, oviposition.
• OVIPOSITIONAL adj. relating to oviposition.
OVOVIVIPAROUS• ovoviviparous adj. Of or pertaining to such kind of animals such as some reptiles whose eggs hatch inside their body.
• ovo-viviparous adj. (Of an animal) producing offspring that are gestated within eggs rather than via a placenta, these eggs…
• OVOVIVIPAROUS adj. producing eggs which are hatched in the parent's body.
PHOTOPOSITIVE• photopositive adj. (Biology) having a positive phototropic or phototactic response; attracted by light.
• PHOTOPOSITIVE adj. exhibiting positive phototropism or phototaxis.
SOVIETOLOGIST• Sovietologist 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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