Antonyms for man-made

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Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

EXAMPLES FROM THE WEB FOR MAN-MADE

You are right in your idea that this whole affair is man-made and not an accident of nature.

If it be man-made, and I'll bet my bottom dollar that it is, we will also have to destroy it.

These rays are man-made and, as such, can be accounted for by man.

Of what use are man-made laws with only man-made penalties, or none at all?

Those names are man-made, and creeds of those churches are man-made, too.

If the taking of the city had been a massacre, the sack that had followed had been a man-made Hell.

It is not opposed to natural inequalities, but only to man-made inequalities.

Mercy's a man-made ornament, disease, or luxury—call it what you will.

For in reality there is something that takes the place of man-made wires.

Whence, then, came this strange clash of man-made lightning?