accusative plural neuter of acetana (adjective)
Analysis. a- (not, without) + cetana (thought, intention, consciousness) — negation of the root √cit (to think, perceive).
Etymology. The prefix a- negates cetana, from √cit 'to think, perceive', cognate with Sanskrit cit and related to English 'cite' (to cite = to call up in thought). The negation carries the sense of what falls outside consciousness or intention.
Meanings from the Digital Pāḷi Dictionary; morphology and etymology by Claude.
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