(Entry 1 of 2) 1a : largely or wholly involuntary especially : reflex sense 5 automatic blinking of the eyelids. b : acting or done spontaneously or unconsciously the automatic applause of the audience. c : done or produced as if by machine : mechanical the answers were automatic.
B2. If a machine or device does something automatically, it does it independently, without human control: The camera adjusts the shutter speed automatically. More examples. If you are continuing on an onward flight, your bags will be transferred automatically.
Quick Summary. The Greek prefix auto- means “self.” Good examples using the prefix auto- include automotive and autopilot. An easy way to remember that the prefix auto- means “self” is through the word autobiography, or the history of a person which is written by that person her"self."
adjective. having the capability of starting, operating, moving, etc., independently: an automatic sprinkler system; an automatic car wash. Physiology. occurring independently of volition, as certain muscular actions; involuntary.