abyssal

• Relatif aux parties les plus profondes de l'océan ; s'emploie aussi au sens figuré pour décrire quelque chose d'infiniment profond ou insondable.

Relating to the deepest parts of the ocean; also used figuratively to describe something immeasurably deep or profound.

1. Relating to ocean depthsC1formalscientific

   Relating to the deepest parts of the ocean, typically between 2000 and 5000 meters below the surface.

   Abyssal (relatif aux profondeurs océaniques)

   • Abyssal plains cover a significant portion of the ocean floor.
   • The abyssal zone is characterized by high pressure and low temperatures.
   • Scientists study abyssal ecosystems to understand deep-sea life.

   Synonymesdeep-sea

2. Immeasurably deepC2formal

   Resembling an abyss in depth; so deep as to be unmeasurable or profound.

   abyssal (profondeur incommensurable)

   • The canyon had an abyssal quality, seeming to drop into infinity.
   • His abyssal ignorance of the subject was surprising.
   • The abyssal silence of the cave was overwhelming.

   Synonymesbottomlessdeepprofoundunfathomable

   Antonymesshallowsuperficialsurface