dictērĭum — Lewis & Short
dictērĭum, ii, n., = deikth/rion,
I a witty saying, a bon-mot (pure Lat. dictum). —Plur., Pompcn. ap. Macr. S. 2, 1, 14; Varr. ap. Non. 101, 3:
dicteria dicere in omnes,Mart. 6, 44, 3.