nonism

noun

1. 1

   The abstention from harmful activities, foods, and so on.

2. 2

   The stance that the nature of reality is unknowable because all information comes through the senses, which are unreliable.

3. 3

   The denial of higher-level meaning beyond physical existence; materialism.

4. 4

   The belief in the existence of entities and events within a domain that can only be defined in terms of what it is not.