List of 12-letter words containing

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There are 20 twelve-letter words containing OSPO

AECIDIOSPORE	• AECIDIOSPORE n. a spore produced in an aecidium.
AECIDOSPORES	• AECIDOSPORE n. a spore produced in an aecidium, also AECIOSPORE.
APLANOSPORES	• aplanospores n. Plural of aplanospore. • APLANOSPORE n. a nonmotile spore.
ARTHROSPORES	• arthrospores n. Plural of arthrospore. • ARTHROSPORE n. another name for an oidium.
ARTHROSPORIC	• arthrosporic adj. Relating to arthrospores. • ARTHROSPORIC adj. of or like an arthrospore, also ARTHROSPOROUS.
BASIDIOSPORE	• basidiospore n. (Biology) A sexually reproductive spore produced by fungi of the phylum Basidiomycota. • BASIDIOSPORE n. a spore produced by a basidium.
BLASTOSPORES	• blastospores n. Plural of blastospore. • BLASTOSPORE n. the orifice of a gastrula.
CICLOSPORINS	• ciclosporins n. Plural of ciclosporin. • CICLOSPORIN n. an immunosuppressive polypeptide drug.
CLADOSPORIUM	• Cladosporium prop.n. A taxonomic genus within the family Davidiellaceae – fungi including some of the most common indoor… • CLADOSPORIUM n. a type of fungus.
CONIDIOSPORE	• conidiospore n. (Biology) A unicellular spore produced asexually by a fungus. • CONIDIOSPORE n. a conidium.
COSPONSORING	• cosponsoring v. Present participle of cosponsor. • co-sponsoring v. Present participle of co-sponsor. • COSPONSOR v. to sponsor jointly.
CYCLOSPORINE	• cyclosporine n. (Pharmacology) Alternative form of ciclosporin. • CYCLOSPORINE n. an immunosuppressive drug used in organ transplants, also CYCLOSPORIN.
CYCLOSPORINS	• cyclosporins n. Plural of cyclosporin. • CYCLOSPORIN n. an immunosuppressant drug used in organ transplants, also CYCLOSPORINE.
MICROSPOROUS	• microsporous adj. Relating to microspores. • MICROSPOROUS adj. of or like a microspore, also MICROSPORIC.
PITTOSPORUMS	• pittosporums n. Plural of pittosporum. • PITTOSPORUM n. any of numerous chiefly subtropical evergreen shrubs or small trees.
PITYROSPORUM	• Pityrosporum prop.n. Former name of Malassezia (“fungus genus”). • PITYROSPORUM n. a yeastlike fungus which can cause pityriasis.
RETINOSPORAS	• RETINOSPORA n. a cypress or related conifer in a perpetuated juvenile form, also RETINISPORA.
TELEUTOSPORE	• teleutospore n. (Botany) The thick-celled winter or resting spore of the rusts (order Uredinales), produced in late summer. • TELEUTOSPORE n. a thick-walled winter spore of the rust fungi, producing a promycelium on germination.
UREDIOSPORES	• urediospores n. Plural of urediospore. • UREDIOSPORE n. the thin-walled summer spore which is produced during the so-called Uredo stage of certain rusts, also UREDINIOSPORE, UREDOSPORE.
ZOOSPORANGIA	• zoosporangia n. Plural of zoosporangium. • zoösporangia n. Plural of zoösporangium. • ZOOSPORANGIUM n. a spore case or sporangium bearing zoospores.

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: 83 words
Scrabble in French: 8 words
Scrabble in Spanish: 4 words
Scrabble in Italian: 14 words
Scrabble in German: no word
Scrabble in Romanian: 36 words

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