Definition of physiological. 1  1 : of or relating to physiology. 2  2 : characteristic of or appropriate to an organism's healthy or normal functioning the sodium level was physiological. 3  3 : differing in, involving, or affecting physiological factors a physiological strain of bacteria.
Motivated reasoning is confirmation bias taken to the next level. Motivated reasoning leads people to confirm what they already believe, while ignoring contrary data. But it also drives people to develop elaborate rationalizations to justify holding beliefs that logic and evidence have shown to be wrong.
(also known as: paradoxical thinking, circular argument, circular cause and consequence, reasoning in a circle) Description: A type of reasoning in which the proposition is supported by the premises, which is supported by the proposition, creating a circle in reasoning where no useful information is being shared.