Someone who competes in a time trial.

plural of trialogue

A discourse or colloquy by three people.

Capable of being tested or verified by means of a trial.

The quality or degree of being trialable.

A union of three states or political entities. / The doctrine of the existence of body, soul, and spirit in human beings.

plural of triallist

(genetics) Having three different alleles at the same locus

plural of trialog

Alternative form of trialogue