Epileptic

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early 17th century: from French épileptique, via late Latin from Greek epilēptikos, from epilēpsia (see epilepsy).

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From French épileptique

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epileptic (adj.)

c. 1600, from French épileptique, from Late Latin epilepticus, from Greek epileptikos, from stem of epilambanein "to seize" (see epilepsy). Earlier adjective was epilentic (late 14c.), from a Greek variant. As a noun from 1650s.