a. [ Pref. a- not + ganglionic. ] (Physiol.) Without ganglia. [ 1913 Webster ]

adj. 1. having the character of an anion; negatively charged; containing anions; -- of atoms, molecules, and groups of atoms. Contrasted with cationic. [ PJC ]

2. of or pertaining to anions. Contrasted with cationic [ WordNet 1.5 ]

n. 1. a class of synthetic detergents in which the molecules do not ionize in aqueous solutions.
Syn. -- anionic detergent, non-ionic detergent [ WordNet 1.5 ]

adj. (Chem.) of or pertaining to cations; having a net positive charge; positively ionic; -- said of ions. Contrasted with anionic. [ WordNet 1.5 ]

a. [ Pref. di- + -thionic. ] (Chem.) Containing two equivalents of sulphur; as, dithionic acid. [ 1913 Webster ]

Dithionic acid (Chem.), an unstable substance, H2S2O6, known only in its solutions, and in certain well-defined salts. [ 1913 Webster ]

a. [ Ethyl + thionic. ] (Chem.) Pertaining to, derived from, or designating, an acid so called. [ 1913 Webster ]

Ethionic acid (Chem.), a liquid derivative of ethylsulphuric and sulphuric (thionic) acids, obtained by the action of sulphur trioxide on absolute alcohol.

a. [ Cf. F. ganglionique. ] (Anat.) Pertaining to, containing, or consisting of, ganglia or ganglion cells; as, a ganglionic artery; the ganglionic columns of the spinal cord. [ 1913 Webster ]

{ , a. [ L. histrionicus: cf. F. histrionique. See Histrion. ] 1. Of or relating to the stage or a stageplayer; befitting a theatre; theatrical. [ 1913 Webster ]

2. Affectedly dramatic; insincerely emotional; -- sometimes used in a bad sense. -- His`tri*on"ic*al*ly, adv. [1913 Webster]

Tainted with false and histrionic feeling. De Quincey. [1913 Webster]

n. The histrionic art; stageplaying. W. Black. [ 1913 Webster ]

n. 1. The histrionic art; stageplaying; acting. [ PJC ]

2. Insincere, exaggeratedly emotional or overly dramatical speech or behavior performed to create an impression rather than as an expression of true feeling; feigned emotion. [ PJC ]

a. (Anat.) Between and uniting the nervous ganglions; as, interganglionic cords. [ 1913 Webster ]

a. [ L. Ionicus, Gr. &unr_;, fr. &unr_; Ionia. ] [ 1913 Webster ]

1. Of or pertaining to Ionia or the Ionians. [ 1913 Webster ]

2. (Arch.) Pertaining to the Ionic order of architecture, one of the three orders invented by the Greeks, and one of the five recognized by the Italian writers of the sixteenth century. Its distinguishing feature is a capital with spiral volutes. See Illust. of Capital. [ 1913 Webster ]

Ionic dialect (Gr. Gram.), a dialect of the Greek language, used in Ionia. The Homeric poems are written in what is designated old Ionic, as distinguished from new Ionic, or Attic, the dialect of all cultivated Greeks in the period of Athenian prosperity and glory. --
Ionic foot. (Pros.) See Ionic, n., 1. --
Ionic mode, or
Ionian mode, (Mus.), an ancient mode, supposed to correspond with the modern major scale of C. --
Ionic sect, a sect of philosophers founded by Thales of Miletus, in Ionia. Their distinguishing tenet was, that water is the original principle of all things. --
Ionic type, a kind of heavy-faced type (as that of the following line). [ 1913 Webster ] ☞This is Nonpareil Ionic.

n. 1. (Pros.) (a) A foot consisting of four syllables: either two long and two short, -- that is, a spondee and a pyrrhic, in which case it is called the greater Ionic; or two short and two long, -- that is, a pyrrhic and a spondee, in which case it is called the smaller Ionic. (b) A verse or meter composed or consisting of Ionic feet. [ 1913 Webster ]

2. The Ionic dialect; as, the Homeric Ionic. [ 1913 Webster ]

3. (Print.) Ionic type. [ 1913 Webster ]

a. (Chem.) Of or pertaining to ions; composed of ions, containing ions, or breaking down into ions when dissolved in a polar solvent; as, an ionic solution will conduct a current of electricity. Opposite of nonionic. [ PJC ]

a. [ Is- + ethionic. ] (Chem.) Pertaining to, derived from, or designating, an acid, HO.C2H4.SO3H, obtained as an oily or crystalline substance, by the action of sulphur trioxide on alcohol or ether. It is derivative of sulphuric acid. [ 1913 Webster ]

a. [ Methyl + thionic. ] (Chem.) Of, pertaining to, or designating, a sulphonic (thionic) acid derivative of methane, obtained as a stable white crystalline substance, CH2.(SO3H)2, which forms well defined salts. [ 1913 Webster ]

a. [ Gr. o'i^nos wine + thionic. ] (Chem.) Pertaining to an acid now called sulphovinic acid or ethyl sulphuric acid. [ 1913 Webster ]

n. [ Gr. &unr_; a conqueror in the Olympic games. ] An ode in honor of a victor in the Olympic games. [ R. ] Johnson. [ 1913 Webster ]

a. [ Penta- + thionic. ] (Chem.) Pertaining to, or designating, an acid of sulphur obtained by leading hydrogen sulphide into a solution of sulphur dioxide; -- so called because it contains five atoms of sulphur. [ 1913 Webster ]

a. (Anat.) Surrounding a ganglion; as, the periganglionic glands of the frog. [ 1913 Webster ]

a. [ Proto- + Gr. pi`wn fat. ] (Chem.) Pertaining to, derived from, or designating, an organic acid which is produced in the distillation of wood, in the fermentation of various organic substances, as glycerin, calcium lactate, etc., and is obtained as a colorless liquid having a sharp, pungent odor. Propionic acid is so called because it is the first or lowest member of the fatty acid series whose salts have a fatty feel. [ 1913 Webster ]

a. [ Tetra- + thionic. ] (Chem.) Of, pertaining to, or designating, a thionic derivative, H2S4O6, of sulphuric acid, obtained as a colorless, odorless liquid. [ 1913 Webster ]

a. [ Gr. &unr_; brimstone, sulphur. ] (Chem.) Of or pertaining to sulphur; containing or resembling sulphur; specifically, designating certain of the thio compounds; as, the thionic acids. Cf. Dithionic, Trithionic, Tetrathionic, etc. [ 1913 Webster ]

a. [ Pref. tri- + thionic. ] (Chem.) Of or pertaining to, or designating, a certain thionic acid, H2S3O6 which is obtained as a colorless, odorless liquid. [ 1913 Webster ]