Definition of acephalisis in English:

acephalisis

noun

rare
  • The condition of being without a leader or head; lack of leadership.

Origin

Early 17th century; earliest use found in John Speed (d. 1629), historian and cartographer. From ancient Greek ἀκέϕαλος headless + -sis.

Pronunciation:

acephalisis

/eɪˌsɛfəˈlʌɪsɪs//eɪˌkɛfəˈlʌɪsɪs/