(A*cel"da*ma) n. [Gr. fr. Syr. okel damo the field of blood.] The potter's field, said to have
lain south of Jerusalem, purchased with the bribe which Judas took for betraying his Master, and therefore
called the field of blood. Fig.: A field of bloodshed.
The system of warfare . . . which had already converted immense tracts into one universal aceldama.
(A*cen"tric) a. [Gr. 'a priv. + a point, a center.] Not centered; without a center.
(Ac"e*phal) n. [Gr. 'a priv. + head: cf. F. acéphale, LL. acephalus.] (Zoöl.) One of the Acephala.
(||A*ceph"a*la) n. pl. [NL., fr. Gr. adj. neut. pl., headless. See Acephal.] (Zoöl.) That division
of the Mollusca which includes the bivalve shells, like the clams and oysters; so called because they
have no evident head. Formerly the group included the Tunicata, Brachiopoda, and sometimes the Bryozoa.
(A*ceph"a*lan) n. Same as Acephal.
(A*ceph"a*lan), a. (Zoöl.) Belonging to the Acephala.
(||A*ceph"a*li) n. pl. [LL., pl. of acephalus. See Acephal.]
1. A fabulous people reported by ancient writers to have heads.
2. (Eccl. Hist.) (a) A Christian sect without a leader. (b) Bishops and certain clergymen not under
regular diocesan control.
3. A class of levelers in the time of K. Henry I.
(A*ceph"a*list) n. One who acknowledges no head or superior. Dr. Gauden.
(A*ceph"a*lo*cyst) n. [Gr. 'ake`falos without a head + ky`stis bladder.] (Zoöl.) A larval
entozoön in the form of a subglobular or oval vesicle, or hydatid, filled with fluid, sometimes found in the
tissues of man and the lower animals; so called from the absence of a head or visible organs on the