Dynast Dy"nast noun [ Latin dynastes , Greek ..., from ... to be able or strong: confer French dynaste . See Dynamic .] 1. A ruler; a governor; a prince. 2. A dynasty; a government. [ Obsolete]

Dynasta Dy·nas"ta noun [ New Latin See Dynast .] A tyrant. [ Obsolete] Milton.

Dynastic Dy·nas"tic adjective [ Greek ... of a dynast, from ...: confer French dunastique .] Of or relating to a dynasty or line of kings. Motley.

Dynastical Dy·nas"tic·al adjective Dynastic.

Dynastidan Dy·nas"ti·dan noun [ Greek ..., fem. of .... See Dynast . The name alludes to the immense size of some species.] (Zoology) One of a group of gigantic, horned beetles, including Dynastus Neptunus , and the Hercules beetle ( D. Hercules ) of tropical America, which grow to be six inches in length.

Dynasty Dy"nas·ty (dī"n a s*tȳ or dĭn" a s*tȳ; 277) noun ; plural Dynasties (-tĭz). [ Greek dynastei`a lordship, from dynastey`ein to hold power or lordship, from dyna`sths : confer French dynastie dynasty. See Dynast .] 1. Sovereignty; lordship; dominion. Johnson. 2. A race or succession of kings, of the same line or family; the continued lordship of a race of rulers.

Dyne Dyne noun [ Formed from Greek ... power. See Dynamic .] (Physics) The unit of force, in the C. G. S. (Centimeter Gram Second) system of physical units; that is, the force which, acting on a gram for a second, generates a velocity of a centimeter per second.

Dys- Dys- An inseparable prefix, from the Greek ... hard, ill, and signifying ill , bad , hard , difficult , and the like; confer the prefixes, Sanskrit dus -, Goth. tuz -, Old High German zur -, German zer -, Anglo-Saxon to -, Icelandic tor -, Ir. do -.

Dyscrasia Dys·cra"si·a noun [ New Latin dyscrasia , from Greek dyskrasi`a ; dys- bad + kra^sis mixture, from keranny`nai to mix: confer French dycrasie .] (Medicine) An ill habit or state of the constitution; -- formerly regarded as dependent on a morbid condition of the blood and humors.

Dyscrasite Dys"cra·site noun [ Greek dys- bad + ... compound.] (Min.) A mineral consisting of antimony and silver.

Dyscrasy Dys"cra·sy noun ; plural Discrasies Dycrasia.

Sin is a cause of dycrasies and distempers.

Jer. Taylor.

Dysenteric, Dysenterical Dys`en·ter"ic, Dys`en·ter"ic·al adjective [ Latin dysentericus , Greek ...; confer French dysentérigue .] Of or pertaining to dysentery; having dysentery; as, a dysenteric patient. " Dysenteric symptoms." Copland.

Dysentery Dys"en·ter·y noun [ Latin dysenteria , Greek ...; dys- ill, bad + ..., plural ..., intestines, from 'ento`s within, from ... in, akin to English in : confer French dysenterie . See Dys , and In .] (Medicine) A disease attended with inflammation and ulceration of the colon and rectum, and characterized by griping pains, constant desire to evacuate the bowels, and the discharge of mucus and blood. » When acute, dysentery is usually accompanied with high fevers. It occurs epidemically, and is believed to be communicable through the medium of the alvine discharges.

Dysgenesic Dys`ge·nes"ic adjective Not procreating or breeding freely; as, one race may be dysgenesic with respect to another. Darwin.

Dysgenesis Dys·gen"e·sis noun [ Prefix dys- + genesis .] (Biol.) A condition of not generating or breeding freely; infertility; a form of homogenesis in which the hybrids are sterile among themselves, but are fertile with members of either parent race.

Dyslogistic Dys`lo·gis"tic adjective [ Greek dys- ill, bad, + ... discourse, from ... to speak.] Unfavorable; not commendatory; -- opposed to eulogistic .

There is no course of conduct for which dyslogistic or eulogistic epithets may be found.

J. F. Stephen.

The paternity of dyslogistic -- no bantling, but now almost a centenarian -- is adjudged to that genius of common sense, Jeremy Bentham.

Fitzed. Hall.

Dysluite Dys"lu·ite noun [ Greek dys- ill, hard + ... to loose, dissolve.] (Min.) A variety of the zinc spinel or gahnite.

Dyslysin Dys"ly·sin noun [ Greek dys- ill, hard + ... a loosing.] (Physiol. Chem.) A resinous substance formed in the decomposition of cholic acid of bile; -- so called because it is difficult to solve.

Dysmenorrhea Dys·men`or·rhe"a noun [ Greek dys- ill, hard + ... month + ... to flow.] (Medicine) Difficult and painful menstruation.

Dysnomy Dys"no·my noun [ Greek ...; dys- ill, bad + ... law.] Bad legislation; the enactment of bad laws. Cockeram.

Dysodile Dys"o·dile noun [ Greek ... ill smell, from ... ill-smelling; dys- ill, bad + ... to smell.] (Min.) An impure earthy or coaly bitumen, which emits a highly fetid odor when burning.

Dyspepsia, Dyspepsy Dys·pep"si·a, Dys·pep"sy (?; 277), [ Latin dyspepsia , Greek ..., from ... hard to digest; dys- ill, hard + ... to cook, digest; akin to English cook : confer French dyspepsie . See Dys- , and 3d Cook.] (Medicine) A kind of indigestion; a state of the stomach in which its functions are disturbed, without the presence of other diseases, or, if others are present, they are of minor importance. Its symptoms are loss of appetite, nausea, heartburn, acrid or fetid eructations, a sense of weight or fullness in the stomach, etc. Dunglison.

Dyspeptic Dys·pep"tic noun A person afflicted with dyspepsia.

Dyspeptic, Dyspeptical Dys·pep"tic, Dys·pep"tic·al adjective Pertaining to dyspepsia; having dyspepsia; as, a dyspeptic or dyspeptical symptom.

Dyspeptone Dys·pep"tone noun [ Prefix dys- + peptone .] (Physiol. Chem.) An insoluble albuminous body formed from casein and other proteid substances by the action of gastric juice. Meissner.

Dysphagia, Dysphagy Dys·pha"gi·a, Dys"pha·gy noun [ New Latin dysphagia , from Greek dys- ill, hard + ... to eat.] (Medicine) Difficulty in swallowing.

Dysphonia, Dysphony Dys·pho"ni·a, Dys"pho·ny noun [ New Latin dysphonia , Greek ...; dys- ill, hard + ... sound, voice: confer French dysphonie .] (Medicine) A difficulty in producing vocal sounds; enfeebled or depraved voice.

Dysphoria Dys·pho"ri·a noun [ New Latin , from Greek ..., from ... hard to bear; dys- ill, hard + fe`rein to bear: confer French dysphorie .] (Medicine) Impatience under affliction; morbid restlessness; dissatisfaction; the fidgets.

Dyspnœa Dysp·nœ"a noun [ Latin , from Greek ..., from ... short of breath; prefix dys- ill, hard + ..., ..., breathing, ... to blow, breathe: confer French dyspnée .] (Medicine) Difficulty of breathing.

Dyspnoic Dysp·no"ic adjective (Medicine) Affected with shortness of breath; relating to dyspnœa.

Dysprosium Dys·pro"si·um noun [ New Latin , from Greek dyspro`sitos hard to get at.] (Chemistry) An element of the rare earth-group. Symbol Dy ; at. wt., 162.5.

Dysteleology Dys·te`le·ol"o·gy noun [ Prefix dys- + teleology .] (Biol.) The doctrine of purposelessness; a term applied by Haeckel to that branch of physiology which treats of rudimentary organs, in view of their being useless to the life of the organism.

To the doctrine of dysteleology , or the denial of final causes, a proof of the real existence of such a thing as instinct must necessarily be fatal.

Word (Dynamic Sociology).

Dystocia Dys·to"ci·a noun [ New Latin , from Greek ...; dys- ill, hard + to`kos delivery.] (Medicine) Difficult delivery pr parturition.

Dystome Dys"tome adjective [ Greek dys- ill, hard + tomo`s cutting, diate`mnein to cut.] (Min.) Cleaving with difficulty. » Datolite was called dystome spar by Mohs.

Dysuria, Dysury Dys·u"ri·a, Dys"u·ry noun [ Latin dysuria , Greek ...; dys- + ... urine: confer French dysurie .] (Medicine) Difficult or painful discharge of urine.

Dysuric Dys·u"ric adjective [ Greek ...: confer French dysurique .] Pertaining to, or afflicted with, dysury.

Dysæsthesia Dys`æs·the"si·a noun [ New Latin , from Greek dys- ill, bad + ... to perceive, to feel.] (Medicine) Impairment of any of the senses, esp. of touch.

Dzeren, Dzeron Dze"ren, Dze"ron noun (Zoology) The Chinese yellow antelope ( Procapra gutturosa ), a remarkably swift-footed animal, inhabiting the deserts of Central Asia, Thibet, and China.

Dziggetai Dzig"ge·tai noun (Zoology) The kiang, a wild horse or wild ass of Thibet ( Asinus hemionus ). » The name is sometimes applied also to the koulan or onager. See Koulan .

Dædal, Dædalian Dæ"dal, Dæ·dal"ian adjective [ Latin daedalus cunningly wrought, from Greek ... ; confer ... to work cunningly. The word also alludes to the mythical Dædalus (Gr. ... , lit., the cunning worker).] 1. Cunningly or ingeniously formed or working; skillful; artistic; ingenious.

Our bodies decked in our dædalian arms.

Chapman.

The dædal hand of Nature.

J. Philips.

The doth the dædal earth throw forth to thee,
Out of her fruitful, abundant flowers.

Spenser. 2. Crafty; deceitful. [ R.] Keats.

Dædalous Dæd"a·lous adjective (Botany) Having a variously cut or incised margin; -- said of leaves.

Dæmon Dæ"mon noun , Dæ*mon"ic adjective See Demon , Demonic .