1860–4 Dict. Archit. (Archit. Publ. Soc.) at Mutule The temple to Ceres at Pœstum has no mutules or triglyphs. The example at Albano has no intermutules.
1901 R. SturgisDict. Archit. II. 492Intermutule, the space between two mutules, as in an architrave.