insomnia.
sleeplessness, insomnia
Meaning & usage
sleeplessness, insomnia
Where this word comes from
Etymology tree Proto-Indo-European *swep- Proto-Indo-European *-nós Proto-Indo-European *swépnos Proto-Italic *swepnos Latin somnus Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Italic *n̥- Latin in- Proto-Indo-European *-is Proto-Indo-European *-h₂ Proto-Indo-European *-ih₂der.? Proto-Italic *-is Latin -is Latin in- -is Latin insomnis Proto-Indo-European *-(i)yós Proto-Italic *-ijos Proto-Italic *-ios Old Latin -ios Latin -ius Latin -ia Latin īnsomnia From insomnis + -ia.
nominative/accusative/vocative neuter plural of īnsomnis
Where this word comes from
See the etymology of the corresponding lemma form.
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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.