12-Letter Words Starting with O

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Found 14 words in the American English dictionary 12 letters
12-Letter Words Starting with O (14 words)
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14 words found matching your search criteria
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octosyllabic (21 points)
Also octosyllabic ( k t -s -l b k) a. A line of verse containing eight syllables.
O·1+C·3+T·1+O·1+S·1+Y·4+L·1+L·1+A·1+B·3+I·1+C·3 = 21 pts
oligotrophic (20 points)
Lacking in plant nutrients and having a large amount of dissolved oxygen throughout. Used of a pond or lake.
O·1+L·1+I·1+G·2+O·1+T·1+R·1+O·1+P·3+H·4+I·1+C·3 = 20 pts
onomatopoeic (18 points)
Sounding like its meaning
O·1+N·1+O·1+M·3+A·1+T·1+O·1+P·3+O·1+E·1+I·1+C·3 = 18 pts
organoleptic (17 points)
""Making an impression upon an organ; plastic; said of the effect or impression produced by any substance on the organs of touch, taste, or smell, and also on the organism as a whole.""
O·1+R·1+G·2+A·1+N·1+O·1+L·1+E·1+P·3+T·1+I·1+C·3 = 17 pts
ornithologic (18 points)
The branch of zoology that deals with the study of birds.
O·1+R·1+N·1+I·1+T·1+H·4+O·1+L·1+O·1+G·2+I·1+C·3 = 18 pts
orthogenetic (18 points)
""Biology progressive evolution, leading to the development of a new form, as can be seen through successive generations. See also society . ; orthogenetic , adj . Evolution the sociological theory that all cultures or societies follow the same fixed course of determinate evolution. See also evolution . ; orthogenetic,""
O·1+R·1+T·1+H·4+O·1+G·2+E·1+N·1+E·1+T·1+I·1+C·3 = 18 pts
orthographic (23 points)
""ORTHOGRAPH An orthographic projection, sometimes partly in section, esp. of a building.""
O·1+R·1+T·1+H·4+O·1+G·2+R·1+A·1+P·3+H·4+I·1+C·3 = 23 pts
orthorhombic (24 points)
Noting the system of crystallization which has three unequal axes at right angles to each other; trimetric. See Crystallization. Crystallization.
O·1+R·1+T·1+H·4+O·1+R·1+H·4+O·1+M·3+B·3+I·1+C·3 = 24 pts
osteoblastic (16 points)
""OSTEOBLAST One of the protoplasmic cells which occur in the osteogenetic layer of the periosteum, and from or around which the matrix of the bone is developed; an osteoplast.""
O·1+S·1+T·1+E·1+O·1+B·3+L·1+A·1+S·1+T·1+I·1+C·3 = 16 pts
osteoclastic (16 points)
OSTEOCLAST A myeloplax.
O·1+S·1+T·1+E·1+O·1+C·3+L·1+A·1+S·1+T·1+I·1+C·3 = 16 pts
osteoplastic (16 points)
""Producing bone; as, osteoplastic cells. as, osteoplastic cells.""
O·1+S·1+T·1+E·1+O·1+P·3+L·1+A·1+S·1+T·1+I·1+C·3 = 16 pts
osteoporotic (16 points)
""Pl. osteoporoses (-s z) A disease in which the bones become extremely porous, are subject to fracture, and heal slowly, occurring especially in women following menopause and often leading to curvature of the spine from vertebral collapse.""
O·1+S·1+T·1+E·1+O·1+P·3+O·1+R·1+O·1+T·1+I·1+C·3 = 16 pts
overdramatic (20 points)
DRAMATIC pertaining to {drama=n}
O·1+V·4+E·1+R·1+D·2+R·1+A·1+M·3+A·1+T·1+I·1+C·3 = 20 pts
overemphatic (24 points)
Excessively emphatic.
O·1+V·4+E·1+R·1+E·1+M·3+P·3+H·4+A·1+T·1+I·1+C·3 = 24 pts

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Your search: your search in dictionary American. Results: 14.

Refine to O+: OA OB OC OD OE OF OG OH OI OJ OK OL OM ON OO OP OQ OR OS OT OU OV OW OX OY OZ

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