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Insensible; unfeeling. Think me not So dull a devil to forget the loss Of such a matchless wife. Beau. & Fl.

le; twofold. Duplex escapement, a peculiar kind of watch escapement, in which the scape-wheel has two sets of teeth. See Escapement. -- Duplex lathe, one for turning off, screwing, and surfacing, by means of two cutting tools, on opposite sides of the piece operated upon. -- Duplex pumping engine, a steam pump in whi…

ained form of deception which consists in entertaining or pretending to entertain one of feelings, and acting as if influenced by another; bad faith. Far from the duplicity wickedly charged on him, he acted his part with alacrity and resolution. Burke.

the degree of hardness; especially, an instrument for testing the relative hardness of steel rails and the like.

Not procreating or breeding freely; as, one race may be dysgenesic with respect to another. Darwin.

A condition of not generating or breeding freely; infertility; a form homogenesis in which the hybrids are sterile among themselves, but are fertile with members of either parent race.

the helm more nearly amidships, to lessen the effect on the ship, or the strain on the wheel rope. Ham. Nav. Encyc.

Boiling up or over; hence, manifesting exhilaration or excitement, as of feeling; effervescing. "Ebullient with subtlety." De Quincey. The ebullient enthusiasm of the French. Carlyle.

s, by which the motion of an eccentric is transmitted, as in the steam engine. (b) A cogwheel set to turn about an eccentric axis used to give variable rotation. -- Eccentric hook or gab, a hook-shaped journal box on the end of an eccentric rod, opposite the strap. -- Eccentric rod, the rod that connects as eccentric…

An animated or passionate exclamation. The feelings by the ecphonesis are very various. Gibbs.

perated on being severed by the crushing effect produced by the gradual tightening of a steel chain, so that hemorrhage rarely follows.

g in a circular direction; a whirlpool. And smiling eddies dimpled on the main. Dryden. Wheel through the air, in circling eddies play. Addison.

To exhibit, in lively natural expression, feelings that can not be repressed or concealed; as, to effervesce with joy or merriment.

Poured out freely; profuse. [Obs.] So should our joy be very effuse. Barrow.

Pouring out; pouring forth freely. "Washed with the effusive wave." Pope. Effusive rocks (Geol.), volcanic rocks, in distinction from so-called intrusive, or plutonic, rocks. -- Ef*fu"sive*ly, adv. -- Ef*fu"sive*ness, n.

ng to egoism; imbued with egoism or excessive thoughts of self; self-loving. Ill-natured feeling, or egoistic pleasure in making men miserable. G. Eliot.

Age; esp., old age. [Obs. or Archaic] As sooth is said, eelde hath great avantage. Chaucer. Great Nature, ever young, yet full of eld. Spenser.

ne body to another which is in a different electrical state. -- Electric, or Electrical, eel (Zoöl.), a South American eel-like fresh-water fish of the genus Gymnotus (G. electricus), from two to five feet in length, capable of giving a violent electric shock. See Gymnotus. -- Electrical fish (Zoöl.), any fish which…

en language; hence, also, a simple portion of that which is complex, as a shaft, lever, wheel, or any simple part in a machine; one of the essential ingredients of any mixture; a constituent part; as, quartz, feldspar, and mica are the elements of granite. The simplicity which is so large an element in a noble nature w…

cal orbit of a planet. The Sun flies forward to his brother Sun; The dark Earth follows wheeled in her ellipse. Tennyson.