nt instr sg of āyu (noun)
Etymology. From Proto-Indo-European *h₂ey- "to live" (also *h₂ayu- "lifetime, age"). Cognate with Sanskrit āyus, Avestan ayu-, Greek aiōn "age, eon", and English "ever" (from PIE *h₂ey-wer-). The sense evolved from "living, vital force" to "span of life" and thence to "age" or "long life".
Meanings from the Digital Pāḷi Dictionary; morphology and etymology by Claude.
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