noun
unconditioned reflex
Technical term in physiology and psychology for an innate, automatic response to a stimulus, as opposed to a learned or conditioned reflex.
パブロフの犬の実験では、無条件反射として唾液分泌が観察された。
In Pavlov's dog experiment, salivation was observed as an unconditioned reflex.
条件反射 is a conditioned reflex, learned through association, while 無条件反射 is innate and unlearned.
Compound of 無条件 (unconditional) + 反射 (reflex). A calque from Western scientific terminology.