Chapter Daggle-tail to Daltonism of D by Webster's Dictionary (1913 Edition)

Dalmania
(||Dal*ma"ni*a) n. [From Dalman, the geologist.] (Paleon.) A genus of trilobites, of many species, common in the Upper Silurian and Devonian rocks.

Dalmanites
(||Dal`ma*ni"tes) n. Same as Dalmania.

Dalmatian
(Dal*ma"tian) a. Of or pertaining to Dalmatia.

Dalmatian dog (Zoöl.), a carriage dog, shaped like a pointer, and having black or bluish spots on a white ground; the coach dog.

Dalmatica
(Dal*mat"i*ca) n., Dalmatic
(Dal*mat"ic) n. [LL. dalmatica: cf. F. dalmatique.]

1. (R. C. Ch.) A vestment with wide sleeves, and with two stripes, worn at Mass by deacons, and by bishops at pontifical Mass; — imitated from a dress originally worn in Dalmatia.

2. A robe worn on state ocasions, as by English kings at their coronation.

Dal segno
(||Dal` se"gno) [It., from the sign.] (Mus.) A direction to go back to the sign and repeat from thence to the close. See Segno.

Daltonian
(Dal*to"ni*an) n. One afflicted with color blindness.

Daltonism
(Dal"ton*ism) n. Inability to perceive or distinguish certain colors, esp. red; color blindness. It has various forms and degrees. So called from the chemist Dalton, who had this infirmity. Nichol.