spontaneous, impulsive, instinctive, automatic, mechanical mean acting or activated without deliberation. spontaneous implies lack of prompting and connotes naturalness.

AUTOMATIC definition: 1. An automatic machine or device is able to operate independently of human control: 2. An…. Learn more.

Acting or operating in a manner essentially independent of external influence or control: an automatic light switch; a budget deficit that triggered automatic spending cuts.

Automatic definition: Acting or operating in a manner essentially independent of external influence or control.

Automatic, involuntary, spontaneous all mean not under the control of the will. That which is automatic, however, is an invariable reaction to a fixed type of stimulus: The patella reflex is automatic.

Automatic refers to a process or device that operates independently without any form of human intervention. It is often used to describe equipment, systems, or functions that are self-regulating or …

AUTOMATIC definition: having the capability of starting, operating, moving, etc., independently. See examples of automatic used in a sentence.

An automatic machine or device is one that has controls that enable it to perform a task without needing to be constantly operated by a person. Automatic methods and processes involve the use of such …

automatic: Acting or operating in a manner essentially independent of external influence or control.

I can't drive her car because it has a manual transmission instead of an automatic transmission. [=a system that changes gears at different speeds without direct control by the driver]