- Also a·ce·phal·ic [ey-suh-fal-ik] /ˌeɪ səˈfæl ɪk/. Zoology. headless; lacking a distinct head.
- without a leader or ruler.
Origin of acephalous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- having no head or one that is reduced and indistinct, as certain insect larvae
- having or recognizing no ruler or leader
C18: via Medieval Latin from Greek akephalos. See a- 1, -cephalic
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for acephalic
"headless," 1731, from French acéphale + -ous, or directly from Late Latin acephalus, from Greek akephalos, from a- "not" + kephale "head" (see cephalo-).
Online Etymology Dictionary, © 2010 Douglas Harper