Materially Ma*te"ri*al*ly, adv. 1. In the state of matter. [1913 Webster]

I do not mean that anything is separable from a body by fire that was not materially pre["e]xistent in it. --Boyle. [1913 Webster]

2. In its essence; substantially. [1913 Webster]

An ill intention is certainly sufficient to spoil . . . an act in itself materially good. --South. [1913 Webster]

3. In an important manner or degree; essentially; as, it materially concerns us to know the real motives of our actions. [1913 Webster]

The Collaborative International Dictionary of English. 2000.