Webster’s Revised Unabridged Dictionary · 1913
Phenylene
Phe′nyl·ene (fē′nĭl·ēn), n. (Chem.) A hypothetic radical (C6H4) occurring in certain derivatives of benzene; as, phenylene diamine.
Webster’s Revised Unabridged Dictionary · 1913
Phe′nyl·ene (fē′nĭl·ēn), n. (Chem.) A hypothetic radical (C6H4) occurring in certain derivatives of benzene; as, phenylene diamine.