what does Jacksonian epilepsy mean?

JACKSONIAN EPILEPSY as NOUN

Meaning
- focal epilepsy in which the attack usually moves from distal to proximal limb muscles on the same side of the body
Hypernyms(s) Jacksonian epilepsy is a kind of… Example: animal is a hypernym of mammal, plant is a hypernym of flower
- cortical epilepsy (what does cortical epilepsy mean?)
- focal epilepsy (what does focal epilepsy mean?)