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List of 12-letter words containing

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There are 14 twelve-letter words containing B, M, 3O and R

BIOASTRONOMYbioastronomy n. Synonym of astrobiology.
BIOASTRONOMY n. the branch of biology which deals with the study or the discovery of life forms on other planets or in space.
BOMBPROOFINGbombproofing v. Present participle of bombproof.
BOMBPROOF v. to make proof against bombs.
CHROMOPHOBESchromophobes n. Plural of chromophobe.
CHROMOPHOBE n. a cell that does not take a stain easily.
DROMOPHOBIASDROMOPHOBIA n. a fear of crossing streets.
MICROBIOLOGYmicrobiology n. (Biology) The branch of biology that deals with microorganisms, especially their effects on man and…
MICROBIOLOGY n. the study of microscopic organisms.
MOTORBOATERSmotorboaters n. Plural of motorboater.
MOTORBOATER n. one who drives a motorboat.
MOTORBOATINGmotorboating n. The act of travelling in a motorboat.
motorboating n. (Slang) The act of placing one’s head between a woman’s breasts and making the sound of a motorboat…
motorboating v. Present participle of motorboat.
MOUTHBROODERmouthbrooder n. (Zoology) Any animal that cares for its offspring, either eggs or juveniles, by holding them in its…
MOUTHBROODER n. a cichlid fish that carries its young in its mouth for protection, also MOUTHBREEDER.
OMBROPHILOUSombrophilous adj. (Biology) Capable of thriving in areas of heavy rainfall.
OMBROPHILOUS adj. capable of withstanding long periods of rain.
OMBROPHOBOUSombrophobous adj. Synonym of ombrophobic.
OMBROPHOBOUS adj. of or like an ombrophobe, a plant thriving only in desert conditions.
ORTHORHOMBICorthorhombic adj. (Crystallography) Having three unequal axes at right angles.
ORTHORHOMBIC adj. three mutually perpendicular axes of different lengths.
PHOTOBOMBERSphotobombers n. Plural of photobomber.
POLYRIBOSOMEpolyribosome n. (Biochemistry) A cluster of ribosomes, connected by mRNA, that collectively synthesizes protein.
POLYRIBOSOME n. a cluster of ribosomes linked together by a molecule of messenger RNA and forming the site of protein synthesis.
RHOMBOHEDRONrhombohedron n. A prism with six faces, each a rhombus.
RHOMBOHEDRON n. a parallelepiped whose faces are rhombuses.

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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