bioconservative adjective 1noun 1forms 3 adjective1 •Characterized by bioconservatism.So what's all that got to do with transhumanism, and why do I think that transhumanists are actually more bioconservative than their opponents? — 2014 noun1 •A proponent of bioconservatism.Among the technologies bioconservatives frequently deride are genetic modification of both plants and animals, pre-implantation genetic diagnosis, all forms of cloning and radical life extension. — 2011 formsbioconservatives · more bioconservative · most bioconservative