Webster's Revised Unabridged Dictionary -- Volume DE

Dys·pha"gi·a (?), Dys"pha·gy (?), n. [NL. dysphagia, fr. Gr. δυσ- ill, hard + ? to eat.] (Med.) Difficulty in swallowing.

Dys·pho"ni·a (?), Dys"pho·ny (?), n. [NL. dysphonia, Gr. ?; δυσ- ill, hard + ? sound, voice: cf. F. dysphonie.] (Med.) A difficulty in producing vocal sounds; enfeebled or depraved voice.

Dys·pho"ri·a (?), n. [NL., fr. Gr. ?, fr. ? hard to bear; δυσ- ill, hard + φερειν to bear: cf. F. dysphorie.] (Med.) Impatience under affliction; morbid restlessness; dissatisfaction; the fidgets.

Dysp·nœ"a (?), n. [L., fr. Gr. ?, fr. ? short of breath; pref. δυσ- ill, hard + ?, ?, breathing, ? to blow, breathe: cf. F. dyspnée.] (Med.) Difficulty of breathing.

Dysp·no"ic (?), a. (Med.) Affected with shortness of breath; relating to dyspnœa.

Dys·pro"si·um (?), n. [NL., fr. Gr. δυσπροσιτοσ hard to get at.] (Chem.) An element of the rare earth-group. Symbol Dy; at. wt., 162.5.

Dys·te`le·ol"o·gy (?), n. [Pref. 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).

Dys·to"ci·a (?), n. [NL., fr. Gr. ?; δυσ- ill, hard + τοκοσ delivery.] (Med.) Difficult delivery pr parturition.

Dys"tome (?), a. [Gr. δυσ- ill, hard + τομοσ cutting, διατεμνειν to cut.] (Min.) Cleaving with difficulty.

Datolite was called dystome spar by Mohs.

Dys·u"ri·a (?), Dys"u·ry (?), n. [L. dysuria, Gr. ?; δυσ- + ? urine: cf. F. dysurie.] (Med.) Difficult or painful discharge of urine.