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To affirm; to declare with assurance, or plainly and strongly; to state positively; to aver; to asseverate. Nothing is more shameful . . . than to assert anything to be done without a cause. Ray.

The act of asserting, or that which is asserted; positive declaration or averment; affirmation; statement asserted; position advanced. There is a difference between assertion and demonstration. Macaulay.

Positive; affirming confidently; affirmative; peremptory. In a confident and assertive form. Glanvill. As*sert"ive*ly, adv. -- As*sert"ive*ness, n.

To affirm or aver positively, or with solemnity.

The act of asseverating, or that which is asseverated; positive affirmation or assertion; solemn declaration. Another abuse of the tongue I might add, -- vehement asseverations upon slight and trivial occasions. Ray.

Characterized by asseveration; asserting positively.

Having an air of authority; positive; dictatorial; peremptory; as, an authoritative tone. The mock authoritative manner of the one, and the insipid mirth of the other. Swift. -- Au*thor"i*ta*tive*ly, adv -- Au*thor"i*ta*tive*ness, n.

To affirm with confidence; to declare in a positive manner, as in confidence of asserting the truth. It is sufficient that the very fact hath its foundation in truth, as I do seriously aver is the case. Fielding. Then all averred I had killed the bird. Coleridge.

The act of averring, or that which is averred; affirmation; positive assertion. Signally has this averment received illustration in the course of recent events. I. Taylor.

To declare or assert positively and as matter of fact; to affirm openly. If this which he avouches does appear. Shak. Such antiquities could have been avouched for the Irish. Spenser.

The act of avouching; positive declaration. [Obs.] Milton.

The positive, or non-acid component of a salt; a substance which, combined with an acid, neutralizes the latter and forms a salt; -- applied also to the hydroxides of the positive elements or radicals, and to certain organic bodies resembling them in their property of forming salts with acids.

A positive or nonacid constituent of compound, either elementary, or, if compound, performing the functions of an element.

Pertaining to, or having the nature of, a basyle; electro- positive; basic; -- opposed to chlorous. Graham.

te personal knowledge; reliance upon word or testimony; partial or full assurance without positive knowledge or absolute certainty; persuasion; conviction; confidence; as, belief of a witness; the belief of our senses. Belief admits of all degrees, from the slightest suspicion to the fullest assurance. Reid.…

Having to hydrogen atoms which can be replaced by positive or basic atoms or radicals to form salts; -- said of acids. See Dibasic.

A carbonate in which but half the hydrogen of the acid is replaced by a positive element or radical, thus making the proportion of the acid to the positive or basic portion twice what it is in the normal carbonates; an acid carbonate; -- sometimes called supercarbonate.

A sulphate in which but half the hydrogen of the acid is replaced by a positive element or radical, thus making the proportion of the acid to the positive or basic portion twice what it is in the normal sulphates; an acid sulphate.

A salt formed by the combination of boric acid with a base or positive radical.

A binary compound of boron with a more positive or basic element or radical; -- formerly called boruret.