meta-antimonate
/mɛtə(r)ˈantɪməˌneɪt/ /ˌmɛtə(r)antɪˈməʊneɪt/(also metantimonate) Chemistry. Now historical
noun
A salt of metantimonic acid; a salt containing the anion SbO3 −.
Origin
Mid 19th century. From meta- + antimonate. Compare meta-antimonic, and earlier meta-antimoniate.