change (a compound) by increasing the proportion of the electronegative part; or change (an element or ion) from a lower to a higher positive valence: more..change (a compound) by increasing the proportion of the electronegative part; or change (an element or ion) from a lower to a higher positive valence: remove one or more electrons from (an atom, ion, or molecule)(verb.change)
surgical removal of the testes or ovaries (usually to inhibit hormone secretion in cases of breast cancer in women or prostate cancer in men) (noun.act)