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ineffable

/ɪˈnɛf.ə.bəl/
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adjective
  1. 1.

    Too great, beautiful, or overwhelming to be expressed in words. It usually describes something that moves you so deeply that language feels too small to capture it.

    • There was an ineffable beauty to the old temple at dawn.
    • She felt an ineffable sense of peace after the meditation retreat.
    • He tried to explain the experience, but it was simply ineffable.
  2. 2.

    In religious or spiritual contexts, refers to something too sacred or holy to be spoken aloud or fully named. This sense is formal and mostly found in theology and philosophy.

    • Many traditions hold that the divine name is ineffable and must not be spoken.
    • The mystic described an ineffable presence during her prayer.

Adinary Nuance

"Ineffable" sits in a cluster of words meaning "beyond words," but it carries a noticeably more reverent, elevated tone than its neighbors. "Indescribable" is the everyday alternative — you can say "the traffic was indescribable" without sounding odd, but "ineffable traffic" would feel strange and mismatched. "Unspeakable," by contrast, tends to pull toward horror and atrocity ("unspeakable suffering"), whereas "ineffable" almost always leans toward beauty, joy, grace, or the divine — things that exceed language in a good or sacred way. "Inexpressible" is the closest synonym in register, but it is rarely used today and lacks "ineffable's" literary weight. If you want to describe a moment of profound beauty with a single word that signals you are aware of language's limits, "ineffable" is the precise choice.

In other languages

Vietnamese
không thể diễn tả
Spanish
inefable
Chinese
无法形容
Japanese
言葉に尽くしがたい
Korean
말로 표현할 수 없는

Etymology

From Latin "ineffabilis," combining "in-" (not) and "effabilis" (able to be spoken), from "effari" (to speak out). The word entered English in the 15th century, originally through theological writing.

Common phrases

ineffable beautyineffable joyineffable sadnessineffable mystery

Synonyms

Related words

Frequently asked questions

Is 'ineffable' positive or negative?
Almost always positive or neutral-sacred. It describes beauty, joy, wonder, or the divine — things too magnificent for words. For terrible things, English speakers usually say 'unspeakable' or 'unimaginable' instead.
What is the difference between 'ineffable' and 'indescribable'?
'Indescribable' is neutral and casual — you can use it for anything hard to describe. 'Ineffable' is more formal and literary, and it almost always signals something elevated: deep beauty, spiritual experience, or overwhelming joy.
Is 'ineffable' a formal word?
Yes, it is quite formal and literary. It appears more often in writing than in everyday speech. In casual conversation, most people would say 'beyond words' or 'indescribable' instead.
Can I use 'ineffable' in academic writing or essays?
Yes — it fits well in academic essays, literary criticism, philosophy, or theology. It is especially natural when discussing art, nature, or spiritual experience. Just avoid overusing it, as it has a strong, distinctive tone.