breatharianism
/ˌbrɛθˈɛːrɪənɪz(ə)m/ /ˌbriːˈðɛːrɪənɪz(ə)m/noun
The practice or advocacy of a belief that human beings require no nutrients other than those absorbed from the air and, in some cases, sunlight.
- The practice is highly controversial, and would appear to have no basis in scientific fact..
Origin
1970s. From breatharian + -ism, after vegetarianism, fruitarianism, etc.