[ey-suh-fal-ik] /ˌeɪ səˈfæl ɪk/ (Show IPA). Zoology. headless; lacking a distinct head.
without a leader or ruler.
He found it more ‘acephalous’ than ever; ‘less order; less unity of purpose.’
The Life of William Ewart Gladstone, Vol. 1 (of 3) John Morley
Such is a summary description of all the acephalous Molluscs.
The Ocean World: Louis Figuier
I cannot imagine anything more manifestly made to be a tyranny than such an acephalous aristocracy.
What I Saw in America G. K. Chesterton
But in its present acephalous condition it is but a fragment of sciencea headless corpse, unfit to rank among complete sciences.
Buchanan’s Journal of Man, April 1887 Various
Anarchism, with its knife and bomb, is a miscarriage of Socialism, an acephalous birth from that fruitful mother.
New Worlds For Old Herbert George Wells
Its cercari are usually found in an acephalous mollusc, known by the name of Cyclas cornea.
Animal Parasites and Messmates P. J. Van Beneden
Almost all bivalve shells, or those of acephalous mollusca, are marine, about ten only out of ninety genera being freshwater.
A Manual of Elementary Geology Charles Lyell.
having no head or one that is reduced and indistinct, as certain insect larvae
having or recognizing no ruler or leader
“headless,” 1731, from French acéphale + -ous, or directly from Late Latin acephalus, from Greek akephalos, from a- “not” + kephale “head” (see cephalo-).
acephaly acephaly a·ceph·a·ly (ā-sěf’ə-lē, ə-sěf’-) or a·ce·pha·li·a (ā’sə-fā’lē-ə, ās’ə-) or a·ceph·a·lism (ā-sěf’ə-lĭz’əm, ə-sěf’-) n. Congenital absence of the head. Historical Examples Such a monstrosity is known as acephaly in modern nomenclature. Babylonian-Assyrian Birth-Omens and Their Cultural Significance Morris Jastrow
a white solid compound, C 4 H 10 NO 3 PS, used as an insecticide against a wide range of plant pests, including aphids, budworms, and tent caterpillars.
an irrigation ditch. Historical Examples They are watered by an acequia that brings water from Sun River several miles above the post. Army Letters from an Officer’s Wife, 1871-1888 Frances M.A. Roe I shall walk up the acequia to the rock I am going to blast. Lone Pine R. B. (Richard Baxter) Townshend But when […]
noun any tree or shrub of the genus Acer, often cultivated for their brightly coloured foliage See also maple abbreviation Australian Council for Educational Research Historical Examples It occurs on stumps and rotten logs of various sorts in the Mississippi valley, more often affecting stumps of acer saccharinum L. The North American Slime-Moulds Thomas H. […]
not producing pottery: an aceramic South American culture.