What does abysm mean?
An abysm is a bottomless gulf or chasm — an immeasurably deep space or void. It is essentially an older, more literary form of the modern word 'abyss', and today it appears chiefly in poetry, elevated prose, and deliberate archaism. Its most famous appearance is in Shakespeare's The Tempest, where Prospero recalls 'the dark backward and abysm of time.' While the noun itself is now rare, its derivative 'abysmal' thrives in everyday speech, describing something extremely bad ('abysmal service') as well as something unfathomably deep ('abysmal ignorance'). Choosing 'abysm' over 'abyss' lends a sentence a weighty, antique resonance, evoking not just physical depths but metaphorical ones — the vastness of time, despair, or the unknown. For readers and writers who enjoy the texture of English history, 'abysm' offers a compact way to reach back into the language's past while still being understood.
nounAn abysm is a bottomless gulf or chasm; an immeasurably deep space or void. It is a literary and somewhat archaic synonym of 'abyss'.
- A bottomless gulf or immeasurably deep void (literary/archaic).
"The explorers peered into the abysm, unable to see anything but darkness below."
"Prospero speaks of the 'dark backward and abysm of time' in The Tempest."
"She stared down into the abysm beneath the glacier's edge."
Rarely pluralized; when it occurs, the plural follows the regular pattern.
"The poem conjures abysms of despair and longing."
Shakespeare used 'abysm' in The Tempest — it's the older sibling of 'abyss' that never quite went extinct.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of abysm
Abysm entered Middle English from Old French 'abisme', which derived from Late Latin 'abyssus', itself borrowed from Greek 'ábyssos' meaning 'bottomless' (from 'a-' without + 'byssos' bottom). It has been used in English since the medieval period, with 'abyss' later arriving via Latin scholarly usage and gradually displacing it. Cognates include 'abyss' and the derivative 'abysmal'; related Romance forms include French 'abîme'.
Related word forms
How abysm is actually used
Register: formal to literary; often deliberately archaic for stylistic effect. Connotation: dramatic, poetic, sometimes ominous. The adjective form 'abysmal' remains common in everyday use even though the noun itself is rare.
Easily confused with abysm
'Abyss' is the standard modern English word for a bottomless depth, while 'abysm' is an older, literary variant meaning the same thing.