valence

n (chemistry 化) 1 [U] capacityof an atom to combine with, or be replaced by, another or others as compared with that of the hydrogen atom 化合价; 原子价: Carbon has a valence of four. 碳的化合价是四价. 2 [C] (US) = valency.

vade-mecum, vagabond, vagary, vagina, vaginal, vagrancy, vagrant, vague, vaguely, vagueness, vain, vainglorious, vainglory, vainly, vainness, valance, vale, valediction, valedictorian, valedictory, valency, valentine, Valentine's Day, valerian, valet, valetudinarian, valian, valiant, valiantly, valid, validate, validation, validity, valise, Valium, valley, valorous, valour (US valor), valuable, valuables,