undrained

English

Etymology

From un- +‎ drained.

Adjective

undrained (not comparable)

1. Not drained.

   Coordinate term: drainless

   • 1934 February, G. W. Tripp, “How Nature Harasses the Railway”, in Railway Magazine, page 79:

     Actually the job was almost the despair of those early pioneers, for the surface was a "quaking morass," the surrounding district was undrained, and no sooner than soil was deposited than it was swallowed up, with no apparent effect, for the sponginess of the land remained unaltered.

Verb

undrained

1. simple past and past participle of undrain