oxide

(oks'id, or oks'id). A compound of oxygen with another element or a radical, acid c, acid anhydride, a compound of oxygen with a negative element or radical it can combine with water to form an acid, ba's ic c, a compound of oxygen with a positive element or radical it can combine with water to form a base see anhydride, indifferent 0., neutral o. neu'trai 0., one which is neither an acid nor a base, as water, HjO. sa'line o., a neutral o. formed by the union of two oxides of the same element, one acid the other basic.