epoch

• Nom désignant une période distincte de l'histoire, de la géologie ou de la vie humaine, souvent marquée par des événements ou des caractéristiques significatifs.

A noun referring to a distinct period of time in history, geology, or a person's life, often marked by notable events or characteristics.

1. Period of timeB2formal

   A long and distinct period of history marked by significant events or developments.

   époque

   • The Renaissance was an epoch of great artistic achievement.
   • We are living in a new epoch of technological advancement.
   • The discovery marked the beginning of a new epoch in science.

   Synonymesageeoneraperiodtime

2. Geological time unitC1formalscientific

   A division of geological time, longer than an age and shorter than a period.

   Étage géologique

   • The Pleistocene epoch is known for its ice ages.
   • Fossils from the Jurassic epoch are found in this region.
   • Geologists study rock layers to determine the epoch of their formation.