M3E1T1A1M3E1R1I1S1M3S1
17 points
METAMERISMS is validvalid
METAMERISM, [n]
METAMERISM, a particular form of isomerism in which different groups are attached to the same central atom [n]
METAMERISM, [n]
METAMERISM, a particular form of isomerism in which different groups are attached to the same central atom [n]