Word of the day

The word for today is…

autonomic (adj) – 1. (Physiology) (a) Of, relating to, or controlled by the autonomic nervous system.
(b) Occurring involuntarily; automatic.
2. Resulting from internal stimuli; spontaneous.

Source : The Free Dictionary

Etymology : 1832 (autonomical is recorded from 1650s), “self-governing;” see autonomy + -ic. Since late 19th century used mostly in physiology.