indeclinable adverb; accusative neuter singular form of satata (adjective)
Analysis. From sa- (with) + tata (stretched, extended); literally 'stretched along together', hence constant and unbroken duration.
Etymology. Root √tan (to stretch, extend), cognate with Latin tendere (to stretch), English tend, thin. The prefix sa- (together with) combines with the past participle tata to create the sense of continuous, uninterrupted action.
Meanings from the Digital Pāḷi Dictionary; morphology and etymology by Claude.
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