untold

adj

1. (not-comparable)Not told; not related; not revealed; secret.

   “As Royal Engineers General Mungo Melvin, who has been helping with the draft, put it: "This is the last untold story of the Normandy Invasion."”

2. (not-comparable)Not numbered or counted.

   “Huge swaths of Port-au-Prince lay in ruins, and thousands of people were feared dead in the rubble.”

   “More importantly, there is an untold multitude of Indian English terms that have never been given lexicographical treatment in any dictionary.”

3. (literary, not-comparable)Not able to be counted, measured, told, expressed in words, or described; extremely large in scale, number, quantity, suffering, damage, etc.; uncountable, unmeasurable, immeasurable, indescribable, inexpressible.

   “Trains are kept on the move in circumstances when, for example, a fifteen-minute hold-up to carry out a repair task at one attempt would cause untold upset to a service running at close intervals.”

   “Shih Hung-pi was born a pauper at a poor household in Suichung County, Liaoning. He suffered untold misery in the old society. Then he joined the PLA.”