ˌverə.ˈtraldəˌhīd noun
Etymology: veratr- + aldehyde
1. : a crystalline compound (CH 3 O) 2 C 6 H 3 CHO made usually by methylating vanillin; 3,4-dimethoxy-benzaldehyde
2. : a crystalline compound isomeric with veratraldehyde; 2,3-dimethoxy-benzaldehyde — called also ortho-veratraldehyde