Abyssal can mean "incomprehensible" (as in "showed abyssal ignorance") but it's most often found in contexts referring to the bottom of the sea. Abysmal shares the oceanographic sense with abyssal, …

The abyssal zone is made up of many different types of organisms, including microorganisms, crustaceans, molluscs (bivalves, snails, and cephalopods), different classes of fishes, and possibly …

ABYSSAL definition: of or like an abyss; immeasurable; unfathomable. See examples of abyssal used in a sentence.

On the abyssal floor adjacent to the continental margins are found the flattest surfaces of the earth.

Definition of abyssal adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

1. of or like an abyss; immeasurable; unfathomable. 2. of or pertaining to the biogeographic zone of the ocean bottom between the bathyal and hadal zones, from depths of approximately 13,000 to 21,000 …

abyssal, adj. & n. meanings, etymology, pronunciation and more in the Oxford English Dictionary

Learn what abyssal means with clear definitions, pronunciation, synonyms, and real-world examples. Simple explanations to help you use abyssal correctly.

Dec 19, 2024 · The abyssal zone, or the abyss, is the seafloor and water column from 3,000 to 6,500 meters (9,842 to 21,325 feet) depth, where sunlight doesn’t penetrate.

Mar 13, 2026 · Adjective abyssal (feminine abyssale, masculine plural abyssaux, feminine plural abyssales) abyssal (pertaining to the deep sea) fathomless, abysmal