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

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There are 14 thirteen-letter words containing 3O, P and 3S

COSPONSORSHIP	• cosponsorship n. Joint sponsorship by more than one party. • COSPONSORSHIP n. the state of being a cosponsor.
ISOSPONDYLOUS	• isospondylous adj. (Zoology) Of or pertaining to the Isospondyli. • isospondylous adj. (Zoology) Having the anterior vertebrae separate and normal. • ISOSPONDYLOUS adj. of, relating to, or belonging to the Isospondyli, an order of soft-finned teleost fishes that includes the herring, salmon, trout, and pike.
NONPOSSESSION	• nonpossession n. (Uncountable) Lack of possession; not possessing something. • nonpossession n. (Countable) That which is not a possession; something not owned. • NONPOSSESSION n. something that is not a possession.
OPSONISATIONS	• OPSONISATION n. the process of opsonising, also OPSONIZATION.
OSCILLOSCOPES	• oscilloscopes n. Plural of oscilloscope. • OSCILLOSCOPE n. an instrument for detecting electrical fluctuations.
OSTEOPETROSES	• osteopetroses n. Plural of osteopetrosis. • OSTEOPETROSIS n. a general name for a group of hereditary bone diseases, including marble bone disease, in which bone becomes abnormally dense.
OSTEOPETROSIS	• osteopetrosis n. (Pathology) A rare hereditary disorder characterized by hard, dense bones. • OSTEOPETROSIS n. a general name for a group of hereditary bone diseases, including marble bone disease, in which bone becomes abnormally dense.
PHOTOFISSIONS	• photofissions n. Plural of photofission. • photofissions v. Third-person singular simple present indicative form of photofission. • PHOTOFISSION n. nuclear fission induced by gamma rays.
POISONOUSNESS	• poisonousness n. The state or quality of being poisonous. • POISONOUS n. having the quality or effect of poison.
POSTPOSITIONS	• postpositions n. Plural of postposition. • POSTPOSITION n. the placing of a grammatical element after a word to which it is primarily related in a sentence.
SNOOPERSCOPES	• snooperscopes n. Plural of snooperscope. • SNOOPERSCOPE n. an instrument for viewing infrared radiation.
SPONGOLOGISTS	• spongologists n. Plural of spongologist. • SPONGOLOGIST n. one who studies sponges.
TOXOPLASMOSES	• toxoplasmoses n. Plural of toxoplasmosis. • TOXOPLASMOSIS n. an infection of animals (esp. the domestic cat) and humans by microorganisms, prob protozoa, of the genus Toxoplasma.
TOXOPLASMOSIS	• toxoplasmosis n. A disease, caused by the parasite Toxoplasma gondii, that primarily affects felids, but also other mammals… • TOXOPLASMOSIS n. an infection of animals (esp. the domestic cat) and humans by microorganisms, prob protozoa, of the genus Toxoplasma.

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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English Wiktionary: 65 words
Scrabble in French: 31 words
Scrabble in Spanish: 11 words
Scrabble in Italian: 31 words
Scrabble in German: no word
Scrabble in Romanian: 2 words

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