bilateral /baɪˈlætəɹəl/adjective 5noun 1forms 3 adjective5 •Having two sides. •Involving both sides equally. •Binding on both of the two parties involved. •Involving descent or ascent regardless of sex and side of the family (bilateral linearity). •Having bilateral symmetry. noun1 •A meeting between two people or groups. formsbilaterals · more bilateral · most bilateral