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Amphitrocha

A kind of annelid larva having both a dorsal and a ventral circle of special cilia.

Amphitropous Amphitropal

Having the ovule inverted, but with the attachment near the middle of one side; half anatropous.

Amphiuma

A genus of amphibians, inhabiting the Southern United States, having a serpentlike form, but with four minute limbs and two persistent gill openings; the Congo snake.

Amphopeptone

A product of gastric digestion, a mixture of hemipeptone and antipeptone.

Amphora

Among the ancients, a two-handled vessel, tapering at the bottom, used for holding wine, oil, etc.

Amphoral

Pertaining to, or resembling, an amphora.

amphoric

Resembling a sound like that produced by blowing into an empty bottle; especially, a respiratory sound heard over cavities in the lungs during percussion and auscultation; as, amphoric respiration or resonance.

amphotericin B amphotericin

an antibiotic and antifungal agent (C47H73NO17), produced by a strain of Streptomyces nodosus. It is one of a class of polyene macrolide antibiotics effective against fungal infections. It has a molecular weight of 924.11; it is soluble in oganic solvents but only slightly soluble in water.

ampicillin

a semisynthetic penicillin which can be considered as the common benzylpenicillin containing an amino group at the alpha benzyl position.

Ample

Large; great in size, extent, capacity, or bulk; spacious; roomy; widely extended.

Amplectant

Clasping a support; as, amplectant tendrils.

Ampleness

The state or quality of being ample; largeness; fullness; completeness.

Amplexicaul

Clasping or embracing a stem, as the base of some leaves.

Ampliate

Having the outer edge prominent; said of the wings of insects.

Ampliative

Enlarging a conception by adding to that which is already known or received.

Amplification

The act of amplifying or enlarging in dimensions; enlargement; extension.

Amplitude

State of being ample; extent of surface or space; largeness of dimensions; size.

ampule

a small glass bottle which has been or can be sealed hermetically by application of flame to a narrow opening at the top.

Ampulla

A narrow-necked vessel having two handles and bellying out like a jug.

Ampullaceous

Like a bottle or inflated bladder; bottle-shaped; swelling.

Amputate

To prune or lop off, as branches or tendrils.

Amputation

The act of amputating; esp. the operation of cutting off a limb or projecting part of the body.

Ampyx

A woman's headband (sometimes of metal), for binding the front hair.

Amrita

Immortality; also, the nectar conferring immortality. Ambrosial; immortal.

Amsonia

a genus of herbs and subshrubs with milky juice and showy bluish flowers; native from Europe to Asia Minor to Japan and North America.

Amsterdam

A large city which is an industrial center and the official capital of The Netherlands. Population (2000) = 724,096.

Amt

An administrative territorial division in Denmark and Norway.

Amuck

In a frenzied and reckless manner.

Amulet

An ornament, gem, or scroll, or a package containing a relic, etc., worn as a charm or preservative against evils or mischief, such as diseases and witchcraft, and generally inscribed with mystic forms or characters. [Also used figuratively.]

Amuletic

Of or pertaining to an amulet; operating as a charm.

Amuse

To muse; to mediate.

Amusette

A light field cannon, or stocked gun mounted on a swivel.

Amusing

Giving amusement; diverting; as, an amusing story.

Amusive

Having power to amuse or entertain the mind; fitted to excite mirth.

Amvis

An explosive consisting of ammonium nitrate, a derivative of nitrobenzene, chlorated napthalene, and wood meal.

amyelous

Characterized by lack of the spinal cord.

amygdalate

Pertaining to, resembling, or made of, almonds.

Amygdalate

An emulsion made of almonds; milk of almonds.

amygdalic

Of or pertaining to almonds; derived from amygdalin; as, amygdalic acid.

amygdalic acid

An organic acid (C6H5.CH(OH).COOH) extracted from bitter almonds; called also mandelic acid and /-Hydroxybenzeneacetic acid.

amygdalin

A glucoside extracted from bitter almonds as a white, crystalline substance.

Amygdaline

Of, pertaining to, or resembling, almonds.

Amygdaloid

A variety of trap or basaltic rock, containing small cavities, occupied, wholly or in part, by nodules or geodes of different minerals, esp. agates, quartz, calcite, and the zeolites. When the imbedded minerals are detached or removed by decomposition, it is porous, like lava.

Amyl

A univalent hydrocarbon radical, C5H11, of the paraffine series found in amyl alcohol or fusel oil, etc.

Amylaceous

Pertaining to starch; of the nature of starch; starchy.

Amylate

A compound of the radical amyl with oxygen and a positive atom or radical.

Amylene

One of a group of metameric hydrocarbons, C5H10, of the ethylene series. The colorless, volatile, mobile liquid commonly called amylene is a mixture of different members of the group.

Amylic

Pertaining to, or derived from, amyl; as, amylic ether.

Amylobacter

A micro/rganism (Bacillus amylobacter) which develops in vegetable tissue during putrefaction.

Amylogen

That part of the starch granule or granulose which is soluble in water.

amyloidosis

A disorder characterized by deposit of extracellular amyloid{2} in organs or tissues in an amount that interferes with normal function of the affected organ; it is often secondary to chronic rheumatoid arthritis or tuberculosis or multiple myeloma. Called also amyloid degeneration waxy degeneration and lardaceous degeneration.

amylolysis

The conversion of starch into soluble products, as dextrins and sugar, esp. by the action of enzymes.

Amylolytic

Effecting the conversion of starch into soluble dextrin and sugar; as, an amylolytic ferment.

Amylometer

Instrument for determining the amount of starch in a substance.

Amylopsin

The diastase of the pancreatic juice.

Amylose

One of the starch group (C6H10O5)n of the carbohydrates; as, starch, arabin, dextrin, cellulose, etc.

amyous

Characterized by lack of muscular tissue.

Amyous

Wanting in muscle; without flesh.

Amyss

Same as Amice, a hood or cape.

An

If; -- a word used by old English authors.

An 't

An it, that is, and it or if it. See An, conj.

ana

Of each; an equal quantity; as, wine and honey, ana (or, contracted, aa) two ounces, / ij., that is, of wine and honey, each, two ounces.

Anabaptist

A name sometimes applied to a member of any sect holding that rebaptism is necessary for those baptized in infancy.

Anabaptistry

The doctrine, system, or practice, of Anabaptists.

Anabaptize

To rebaptize; to rechristen; also, to rename.

anabas

A genus of fishes, remarkable for their power of living long out of water, and of making their way on land for considerable distances, and for climbing trees; the climbing fishes.

anabasis

A journey or expedition up from the coast, like that of the younger Cyrus into Central Asia, described by Xenophon in his work called /The Anabasis./

Anabatic

Pertaining to anabasis; as, an anabatic fever.

anabiosis

suspended animation in organisms during periods of extreme drought from which they revive when moisture returns.

Anabolic

Pertaining to anabolism; an anabolic changes, or processes, more or less constructive in their nature.

Anabolic steroid

any of a variety of synthetic derivatives or analogs of testosterone, which promote the increase of muscle mass and strength. The anabolic steroids are sometimes used by athletes to increase muscular strength so as to enhance their performance in competition. They have serious side effects, and the use of such compounds has been banned by many athletic regulatory committees.

Anabolism

The constructive metabolism of the body, as distinguished from catabolism.

Anabranch

A branch of a river that re/nters, or anastomoses with, the main stream; also, less properly, a branch which loses itself in sandy soil.

Anacamptic

Reflecting of reflected; as, an anacamptic sound (and echo).

Anacamptically

By reflection; as, echoes are sound produced anacamptically.

Anacamptics

The science of reflected light, now called catoptrics.

Anacardiaceous

Belonging to, or resembling, a family, or order, of plants of which the cashew tree is the type, and the species of sumac are well known examples.

Anacardic

Pertaining to, or derived from, the cashew nut; as, anacardic acid.

Anacardium

A genus of plants including the cashew tree. See Cashew.

anacathartic

An anacathartic medicine; an expectorant or an emetic.

Anacharis

A fresh-water weed of the frog's-bit family (Hydrocharidaceae), native to America. Transferred to England it became an obstruction to navigation. Called also waterweed and water thyme.

Anachorism

An error in regard to the place of an event or a thing; a referring something to a wrong place.

Anachronism

A misplacing or error in the order of time; an error in chronology by which events are misplaced in regard to each other, esp. one by which an event is placed too early; falsification of chronological relation.

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