• (a.) Of or pertaining to tin; derived from or containing tin; specifically, designating those compounds in which the element has a higher valence as contrasted with stannous compounds. Found on http://thinkexist.com/dictionary/meaning/stannic/
<chemistry> Of or pertaining to tin; derived from or containing tin; specifically, designating those compounds in which the element has a higher valence as contrasted with stannous compounds. Stannic acid. A hypothetical substance, Sn(OH)4, analogous to silic acid, and called also normal stannic acid. Metastannic acid. Stannic chloride, a thi... Found on http://www.encyclo.co.uk/local/20973
Stan'nic adjective [ Latin stannum tin: confer French stannique .] (Chemistry) Of or pertaining to tin; derived from or containing tin; specifically, designating those compounds in which the element has a higher valence as contrasted with stannous compounds. Stannic acid... Found on http://www.encyclo.co.uk/webster/S/184