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Characterized by containing the rudiments of both flowers and leaves; -- applied to a bud.

Strongly desirous; -- followed by of or the infinitive; as, ambitious to be or to do something. I was not ambitious of seeing this ceremony. Evelyn. Studious of song, and yet ambitious not to sing in vain. Cowper.

Double aces, the lowest throw of all at dice. Hence: Bad luck; anything of no account or value.

A field hospital, so organized as to follow an army in its movements, and intended to succor the wounded as soon as possible. Often used adjectively; as, an ambulance wagon; ambulance stretcher; ambulance corps.

Bearing aments; having flowers arranged in aments; as, amentaceous plants.

Of, pertaining to, or designating, the followers of Jacob Amman, a strict Mennonite of the 17th century, who even proscribed the use of buttons and shaving as "worldly conformity". There are several branches of Amish Mennonites in the United States.

of the nucleus without change in its structure (such as the formation of chromosomes), followed by the division of the cytoplasm; direct cell division; -- opposed to mitosis. It is not the usual mode of division, and is believed by many to occur chiefly in highly specialized cells which are incapable of long-continued…

iferous plant, the Dorema ammoniacum. It is brought chiefly from Persia in the form of yellowish tears, which occur singly, or are aggregated into masses. It has a peculiar smell, and a nauseous, sweet taste, followed by a bitter one. It is inflammable, partially soluble in water and in spirit of wine, and is used in m…

Shak. Human sacrifices were practiced among them. Hume. Divide that gold amongst you. Marlowe. Whether they quarreled among themselves, or with their neighbors. Addison.

A genus of leguminous shrubs, having long clusters of purple flowers; false or bastard indigo. Longfellow.

On the following morning. [Obs.] Chaucer.

alculating fall of pressure in distributing mains, equivalent to a current of one ampère flowing through one foot of conductor.

entirely cellular, and no distinct sexual organs; -- a term applied by De Candolle to the lowest order of plants.

emperature seas; -- also called the lancelet. Its body is pointed at both ends. It is the lowest and most generalized of the vertebrates, having neither brain, skull, vertebræ, nor red blood. It forms the type of the group Acrania, Leptocardia, etc.

indicating, a cavity in the lungs, not filled, and giving a sound like that produced by blowing into an empty decanter; as, amphoric respiration or resonance.

To keep in extraction; to beguile; to delude. He amused his followers with idle promises. Johnson.

One of the rounded prominences of the lower surface of the lateral hemispheres of the cerebellum, each side of the vallecula.

A yellowish oily volatile liquid, C5H11NO2, used in medicine as a heart stimulant and a vasodilator. The inhalation of its vapor instantly produces flushing of the face.

To refer to, or put into, a wrong time. [R.] Lowell.

ttle air, the bottom springs into a concave form with a smart crack; and by breathing or blowing gently into the orifice, the bottom, with a like noise, springs into its former convex form.