n. [ Cf. F. coïdication. ] One of several signs or symptoms indicating the same fact; as, a coindication of disease. [ 1913 Webster ]

n. (Med.) Something, as a symptom, indicating that the usual mode of treatment is not to be followed. Burke. [ 1913 Webster ]

v. t. [ imp. & p. p. Contraindicated p. pr. & vb. n. Contraindicating ] (Med.) To indicate, as by a symptom, some method of treatment contrary to that which the general tenor of the case would seem to require; especially, to indicate that a particular method of treatment should not be used; as, penicilin is contraindicated in patients who have shown hypersensitivity. [ 1913 Webster +PJC ]

Contraindicating symptoms must be observed. Harvey. [ 1913 Webster ]

n. (med.) An indication or symptom which forbids the method of treatment usual in such cases. [ 1913 Webster ]

a. [ From L. index, indicis, an index. ] Indexical. [ R. ] Fuller. [ 1913 Webster ]

n. [ See Indigo. ] [ 1913 Webster ]

1. (Chem.) A glucoside (C14H17NO6) obtained from woad (indigo plant, Isatis Tinctoria) and other plants (see indigo), as a yellow or light brown sirup. When purified it is obtained as spear-shaped crystals. It has a nauseous bitter taste. By the action of acids, enzymes, etc., it breaks down into sugar and indigo. It is the source of natural indigo. Chemically it is the 3-glucoside of indole, H-indol-3-yl-β-D-glucopyranoside. [ 1913 Webster +PJC ]

2. (Physiol. Chem.) An indigo-forming substance, found in urine, and other animal fluids, and convertible into red and blue indigo (urrhodin and uroglaucin). Chemically, it is indoxyl sulphate of potash, C8H6NSO4K, and is derived from the indol formed in the alimentary canal. Called also uroxanthin. [ 1913 Webster ]

a. [ L. indicans, p. pr. indicare. See Indicate. ] Serving to point out, as a remedy; indicating. [ 1913 Webster ]

n. That which indicates or points out; as, an indicant of the remedy for a disease. [ 1913 Webster ]

v. t. [ imp. & p. p. Indicated p. pr. & vb. n. Indicating ] [ L. indicatus, p. p. of indicare to indicate; pref. in- in + dicare to proclaim; akin to dicere to say. See Diction, and cf. Indict, Indite. ] [ 1913 Webster ]

1. To point out; to discover; to direct to a knowledge of; to show; to make known. [ 1913 Webster ]

That turns and turns to indicate
From what point blows the weather. Cowper. [ 1913 Webster ]

2. (Med.) To show or manifest by symptoms; to point to as the proper remedies; as, great prostration of strength indicates the use of stimulants. Opposite of contraindicate. [ 1913 Webster +PJC ]

3. (Mach.) To investigate the condition or power of, as of steam engine, by means of an indicator.

Syn. -- To show; mark; signify; denote; discover; evidence; evince; manifest; declare; specify; explain; exhibit; present; reveal; disclose; display. [ 1913 Webster ]

a. Shown; denoted; registered; measured. [ 1913 Webster ]

Indicated power. See Indicated horse power, under Horse power. [ 1913 Webster ]

n. [ L. indicatio: cf. F. indication. ] [ 1913 Webster ]

1. Act of pointing out or indicating. [ 1913 Webster ]

2. That which serves to indicate or point out; mark; token; sign; symptom; evidence. [ 1913 Webster ]

The frequent stops they make in the most convenient places are plain indications of their weariness. Addison. [ 1913 Webster ]

3. Discovery made; information. Bentley. [ 1913 Webster ]

4. Explanation; display. [ Obs. ] Bacon. [ 1913 Webster ]

5. (Med.) Any symptom or occurrence in a disease, which serves to direct to suitable remedies. Opposite of contraindication.

Syn. -- Proof; demonstration; sign; token; mark; evidence; signal. [ 1913 Webster ]

a. [ L. indicativus: cf. F. indicatif. ] [ 1913 Webster ]

1. Pointing out; bringing to notice; giving intimation or knowledge of something not visible or obvious. [ 1913 Webster ]

That truth is productive of utility, and utility indicative of truth, may be thus proved. Bp. Warburton. [ 1913 Webster ]

2. (Fine Arts) Suggestive; representing the whole by a part, as a fleet by a ship, a forest by a tree, etc. [ 1913 Webster ]

Indicative mood (Gram.), that mood or form of the verb which indicates, that is, which simply affirms or denies or inquires; as, he writes; he is not writing; has the mail arrived? [ 1913 Webster ]

n. (Gram.) The indicative mood. [ 1913 Webster ]

adv. In an indicative manner; in a way to show or signify. [ 1913 Webster ]

n. [ L.: cf. F. indicateur. ] [ 1913 Webster ]

1. One who, or that which, shows or points out; as, a fare indicator in a street car. [ 1913 Webster ]

2. (Mach.) A pressure gauge; a water gauge, as for a steam boiler; an apparatus or instrument for showing the working of a machine or moving part; as: (a) (Steam Engine) An instrument which draws a diagram showing the varying pressure in the cylinder of an engine or pump at every point of the stroke. It consists of a small cylinder communicating with the engine cylinder and fitted with a piston which the varying pressure drives upward more or less against the resistance of a spring. A lever imparts motion to a pencil which traces the diagram on a card wrapped around a vertical drum which is turned back and forth by a string connected with the piston rod of the engine. See Indicator card (below). (b) A telltale connected with a hoisting machine, to show, at the surface, the position of the cage in the shaft of a mine, etc. [ 1913 Webster ]

3. (Mech.) The part of an instrument by which an effect is indicated, as an index or pointer. [ 1913 Webster ]

4. (Zool.) Any bird of the genus Indicator and allied genera. See Honey guide, under Honey. [ 1913 Webster ]

5. (Chem.) That which indicates the condition of acidity, alkalinity, or the deficiency, excess, or sufficiency of a standard reagent, by causing an appearance, disappearance, or change of color, as in titration or volumetric analysis. [ 1913 Webster ]

☞ The common indicators are litmus, tropæolin, phenol phthalein, potassic permanganate, etc. [ 1913 Webster ]

Indicator card, the figure drawn by an engine indicator, by means of which the working of the engine can be investigated and its power calculated. The Illustration shows one form of indicator card, from a steam engine, together with scales by which the pressure of the steam above or below that of the atmosphere, corresponding to any position of the engine piston in its stroke, can be measured. Called also indicator diagram. --
Indicator telegraph, a telegraph in which the signals are the deflections of a magnetic needle, as in the trans-Atlantic system. [ 1913 Webster ]

a. Serving to show or make known; showing; indicative; signifying; implying. [ 1913 Webster ]

n. [ NL. ] (Geom. of Three Dimensions) A certain conic section supposed to be drawn in the tangent plane to any surface, and used to determine the accidents of curvature of the surface at the point of contact. The curve is similar to the intersection of the surface with a parallel to the tangent plane and indefinitely near it. It is an ellipse when the curvature is synclastic, and an hyperbola when the curvature is anticlastic. [ 1913 Webster ]

‖n. [ L., he has indicated. ] (Eng. Law) A writ of prohibition against proceeding in the spiritual court in certain cases, when the suit belongs to the common-law courts. Wharton (Law Dict.). [ 1913 Webster ]

v. t. [ Pref. re- + vindicate. Cf. Revindicate, Revenge. ] To vindicate again; to reclaim; to demand and take back. Mitford. [ 1913 Webster ]

v. t. [ Pref. sub + indicate: cf. L. subindicare. ] To indicate by signs or hints; to indicate imperfectly. [ R. ] Dr. H. More. [ 1913 Webster ]

n. The act of indicating by signs; a slight indication. [ R. ] “The subindication and shadowing of heavenly things.” Barrow. [ 1913 Webster ]

. An autographic torsion meter. [ Webster 1913 Suppl. ]

a. Capable of being vindicated. -- Vin`di*ca*bil"i*ty n. [1913 Webster]

v. t. [ imp. & p. p. Vindicated p. pr. & vb. n. Vindicating. ] [ L. vindicatus, p. p. of vindicare to lay claim to, defend, avenge. See Vengeance. ] 1. To lay claim to; to assert a right to; to claim. [ R. ] [ 1913 Webster ]

Is thine alone the seed that strews the plain?
The birds of heaven shall vindicate their grain. Pope. [ 1913 Webster ]

2. To maintain or defend with success; to prove to be valid; to assert convincingly; to sustain against assault; as, to vindicate a right, claim, or title. [ 1913 Webster ]

3. To support or maintain as true or correct, against denial, censure, or objections; to defend; to justify. [ 1913 Webster ]

When the respondent denies any proposition, the opponent must directly vindicate . . . that proposition. I. Watts. [ 1913 Webster ]

Laugh where we must, be candid where we can,
But vindicate the ways of God to man. Pope. [ 1913 Webster ]

4. To maintain, as a law or a cause, by overthrowing enemies. Milton. [ 1913 Webster ]

5. To liberate; to set free; to deliver. [ Obs. ] [ 1913 Webster ]

I am confident he deserves much more
That vindicates his country from a tyrant
Than he that saves a citizen. Massinger. [ 1913 Webster ]

6. To avenge; to punish; as, a war to vindicate or punish infidelity. [ Obs. ] Bacon. [ 1913 Webster ]

God is more powerful to exact subjection and to vindicate rebellion. Bp. Pearson. [ 1913 Webster ]

Syn. -- To assert; maintain; claim. See Assert. [ 1913 Webster ]

n. [ L. vindicatio a laying claim, defense, vindication. See Vindicate. ] 1. The act of vindicating, or the state of being vindicated; defense; justification against denial or censure; as, the vindication of opinions; his vindication is complete. [ 1913 Webster ]

Occasion for the vindication of this passage in my book. Locke. [ 1913 Webster ]

2. (Civil Law) The claiming a thing as one's own; the asserting of a right or title in, or to, a thing. Burrill. [ 1913 Webster ]

a. [ Cf. F. vindicatif. Cf. Vindictive. ] 1. Tending to vindicate; vindicating; as, a vindicative policy. [ 1913 Webster ]

2. Revengeful; vindictive. [ Obs. ] [ 1913 Webster ]

Vindicative persons live the life of witches, who, as they are mischievous, so end they infortunate. Bacon. [ 1913 Webster ]

-- Vin"di*ca*tive*ness, n. [1913 Webster]

n. [ LL., an avenger. ] One who vindicates; one who justifies or maintains. Locke. [ 1913 Webster ]

a. 1. Tending or serving to vindicate or justify; justificatory; vindicative. [ 1913 Webster ]

2. Inflicting punishment; avenging; punitory. [ 1913 Webster ]

The afflictions of Job were no vindicatory punishments to take vengeance of his sins. Abp. Bramhall. [ 1913 Webster ]