Automatic and Ad lib

Automatic adjective - Done instantly and without conscious thought or decision.

Ad lib and automatic are semantically related In some cases you can use "Ad lib" instead an adjective "Automatic".

Nearby Words: automatically, automation, automat, automaton, automate

Ad lib adverb - Without advance preparation.

Automatic and ad lib are semantically related in impulsive topic. Sometimes you can use "Automatic" instead an adjective phrase "Ad lib", if it concerns topics such as extemporaneous, unrehearsed, improvised, tending to act without thought.