1. biological - Noun
2. biological - Adjective
pertaining to biology or to life and living things
(of a parent or child) related by blood; genetically related
Source: WordNetMothers are a biological necessity; fathers are a social invention. Margaret Mead
The chief function of the city is to convert power into form, energy into culture, dead matter into the living symbols of art, biological reproduction into social creativity. Lewis Mumford
Man's biological weakness is the condition of human culture. Erich Fromm
I wrote the first book, Harvest of Stars, and as I was writing it, I saw that certain implications had barely been touched on... It's perfectly obvious that two completely revolutionary things are going on, with cybernetics, and biological science. Poul Anderson
Far from being the smartest possible biological species, we are probably better thought of as the stupidest possible biological species capable of starting a technological civilization - a niche we filled because we got there first, not because we are in any sense optimally adapted to it. Nick Bostrom
The ethical debates are like stones in a stream. The water runs around them. You haven't seen any biological technologies held up for one week by any of these debates. Ray Kurzweil