Retardation was a mental condition that could be caused by exposure to zenite gas.

In 2269, James T. Kirk assured High advisor Plasus that with the use of filter masks, the Troglytes would no longer suffer from retardation. (TOS: "The Cloud Minders")

See alsoEdit

Ad blocker interference detected!

Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.