attenuation.
A gradual diminishing of strength.
Meaning & usage
A gradual diminishing of strength.
A reduction in the level of some property with distance, especially the amplitude of a wave or the strength of a signal.
A weakening in the virulence of a pathogen or other microorganism.
The tapering of a leaf etc to a fine point.
A fabrication process in which a material is stretched out into a thin shape.
The reduction of the active principles of medicines to minute doses.
The proportion of sugar that is converted to ethanol by a yeast.
Where this word comes from
From Middle English attenuacioun, a borrowing from Latin attenuātiō (“a diminishing”). Equivalent to attenuate + -ion.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.