- dystomicHaving imperfect fracture or cleavage.
- isotomicHaving equal but reflected cevians.
- syntomicFlat, of finite presentation, and locally a complete intersection.
- temnospondylAny of many extinct primitive amphibians (labyrinthodonts) of the order Temnospondyli, from the Carboniferous, Permian and Triassic periods.
- tomomaniaA morbid addiction to performing or undergoing surgery.
- -tomyA division.