/theuh lid"euh muyd'/ , n.
a crystalline, slightly water-soluble solid, C 13 H 10 N 2 O 4 , formerly used as a sedative: if taken during pregnancy, it may cause severe abnormalities in the limbs of the fetus.
[ 1955-60; (ph)thal(im)ido(glutari)mide = phthalimide (PHTHAL(IC) + IMIDE) + -O- + glutarimide (GLUT(EN) + (TART)AR(IC) + IMIDE) ]