List of 14-letter words beginning with

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There are 13 fourteen-letter words beginning with OS

OSCILLOGRAPHIC	• oscillographic adj. Of or pertaining to an oscillograph. • OSCILLOGRAPHIC adj. relating to an oscillograph.
OSMOMETRICALLY	• osmometrically adv. In terms of, or by means of, osmometry. • OSMOMETRIC adv. relating to osmometry.
OSMOREGULATION	• osmoregulation n. The homeostatic regulation of osmotic pressure in the body in order to maintain a certain water content… • OSMOREGULATION n. regulation of osmotic pressure esp. in the body of a living organism.
OSMOREGULATORY	• osmoregulatory adj. Of or pertaining to osmoregulation. • OSMOREGULATORY adj. relating to osmoregulation.
OSTENTATIOUSLY	• ostentatiously adv. In an ostentatious manner; extravagantly or flamboyantly. • OSTENTATIOUS adv. marked by conspicuous display.
OSTEOARTHRITIC	• osteoarthritic adj. Affected with osteoarthritis. • osteoarthritic n. One who has osteoarthritis. • OSTEOARTHRITIC adj. suffering from osteoarthritis.
OSTEOARTHRITIS	• osteoarthritis n. (Pathology) A form of arthritis, affecting mainly older people, caused by chronic degeneration of the… • OSTEOARTHRITIS n. arthritis marked by degeneration of the cartilage and bone of joints.
OSTEOARTHROSES	• osteoarthroses n. Plural of osteoarthrosis. • OSTEOARTHROSIS n. chronic noninflammatory disease of the joints and the bone adjacent.
OSTEOARTHROSIS	• osteoarthrosis n. Osteoarthritis. • OSTEOARTHROSIS n. chronic noninflammatory disease of the joints and the bone adjacent.
OSTEODERMATOUS	• OSTEODERMATOUS adj. of or like an osteoderm, also OSTEODERMAL, OSTEODERMIC, OSTEODERMOUS.
OSTEOLOGICALLY	• osteologically adv. Concerning only the osteological aspects. • OSTEOLOGICAL adv. relating to osteology.
OSTEOSARCOMATA	• osteosarcomata n. Plural of osteosarcoma. • OSTEOSARCOMA n. a malignant tumour derived from osteoblasts, composed of bone and sarcoma cells.
OSTREICULTURES	• OSTREICULTURE n. oyster-breeding.

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 1Word.ws and WikWik.org.

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English Wiktionary: 104 words
Scrabble in French: 21 words
Scrabble in Spanish: 6 words
Scrabble in Italian: 67 words
Scrabble in German: no word
Scrabble in Romanian: 77 words

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