Definition that contains eldo
- priapism condition in which the penis is continually erect; usually painful and seldom with sexual arousal
- crotalus large rattlesnakes; seldom bite unless startled or pursuing prey
- homebody a person who seldom goes anywhere; one not given to wandering or travel
- stay-at-home a person who seldom goes anywhere; one not given to wandering or travel
- uncommonness extraordinariness as a consequence of being rare and seldom encountered
- banded water snake in some classifications placed in the genus Nerodia; western United States snake that seldom ventures far from water
- bayes' postulate (statistics) the difficulty of applying Bayes' theorem is that the probabilities of the different causes are seldom known, in which case it may be postulated that they are all equal (sometimes known as postulating the equidistribution of ignorance)
- bench warmer (sports) a substitute who seldom plays
- common water snake in some classifications placed in the genus Nerodia; western United States snake that seldom ventures far from water
- genus crotalus large rattlesnakes; seldom bite unless startled or pursuing prey