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netrating rays not appreciably deflected by a magnetic or electric field, emitted by radioactive substances. The prevailing view is that they are non-periodic ether pulses differing from Röntgen rays only in being more penetrating.

To make attractive; to adorn; to brighten. Let oft good humor, mild and gay, Gild the calm evening of your day. Trumbull.

e girdle and tightening it before any exertion; hence, adjectively, eagerly or constantly active; strenuous; striving. "A severer, more girt-up way of living." J. C. Shairp.

To be showy, specious, or striking, and hence attractive; as, the glittering scenes of a court.

uphrosyne, and Thalia, and were regarded as the inspirers of the qualities which give attractiveness to wisdom, love, and social intercourse. The Graces love to weave the rose. Moore. The Loves delighted, and the Graces played. Prior.

Agreeable to the eye or to correct taste; having a pleasing appearance or expression; attractive; having symmetry and dignity; comely; -- expressing more than pretty, and less than beautiful; as, a handsome man or woman; a handsome garment, house, tree, horse.

Having coarse, unattractive or stern features. Smollett.

f the shuttle. To die in harness, to die with armor on; hence, colloquially, to die while actively engaged in work or duty.

A common herb of the Mint family (Brunela vulgaris), destitute of active properties, but anciently thought a panacea.

With zeal; actively; vigorously; willingly; cordially; as, he heartily assisted the prince. To eat heartily, to eat freely and with relish. Addison.

ceeding from, the heart; warm; cordial; bold; zealous; sincere; willing; also, energetic; active; eager; as, a hearty welcome; hearty in supporting the government. Full of hearty tears For our good father's loss. Marston.

Slow; sluggish; inactive; or lifeless, dull, inanimate, stupid; as, a heavy gait, looks, manners, style, and the like; a heavy writer or book. Whilst the heavy plowman snores. Shak. Of a heavy, dull, degenerate mind. Dryden. Neither [is] his ear heavy, that it can not hear. Is. lix. 1.

Having seven units of attractive force or affinity; -- said of heptad elements or radicals.

A strong, active horse, of a middle size, said to have been originally from Ireland; an ambling nag. Johnson.

ng to familiar intercourse; social; affable; conversable; companionable. [R.] His virtues active, chiefly, and homiletical, not those lazy, sullen ones of the cloister. Atterbury.

A European plant of the genus Cerinthe, whose flowers are very attractive to bees. Loudon.

One who is actively concerned in promoting the welfare of his kind; a philanthropist. [Recent]

An alkaloid found in henbane (Hyoscyamus niger), and regarded as its active principle. It is also found with other alkaloids in the thorn apple and deadly nightshade. It is extracted as a white crystalline substance, with a sharp, offensive taste. Hyoscyamine is isomeric with atropine, is very poisonous, and is used as…

A superabundance or congestion of blood in an organ or part of the body. Active hyperæmia, cognestion d%ue to increased flow of blood to a part. -- Passive hyperæmia, interchange due to obstruction in the return of blood from a part. -- Hy`per*æ"mic, a.

A condition of the eye in which, through shortness of the eyeball or fault of the refractive media, the rays of light come to a focus behind the retina; farsightedness; -- called also hyperopia. Cf. Emmetropia.