Chapter Diorama to Dipropyl of D by Webster's Dictionary (1913 Edition)

Dipaschal
(Di*pas"chal) a. [Pref. di- + paschal.] Including two passovers. Carpenter.

Dipchick
(Dip"chick`) n. (Zoöl.) See Dabchick.

Dipetalous
(Di*pet"al*ous) a. [Pref. di- + petalous.] (Bot.) Having two petals; two- petaled.

Diphenyl
(Di*phe"nyl) n. [Pref. di- + phenyl.] (Chem.) A white crystalline substance, C₆H₅.C₆H₅, obtained by leading benzene through a heated iron tube. It consists of two benzene or phenyl radicals united.

Diphtheria
(Diph*the"ri*a) n. [NL., fr. Gr. leather (hence taken in the sense of membrane): cf. to make soft, L. depsere to knead.] (Med.) A very dangerous contagious disease in which the air passages, and especially the throat, become coated with a false membrane, produced by the solidification of an inflammatory exudation. Cf. Group.

Diphtherial
(Diph*the"ri*al Diph*ther"ic) a. Relating to diphtheria; diphtheritic.

Diphtheritic
(Diph`the*rit"ic) a. (Med.)

1. Pertaining to, or connected with, diphtheria.

2. Having characteristics resembling those of diphtheria; as, diphtheritic inflammation of the bladder.

Diphthong
(Diph"thong) n. [L. diphthongus, Gr. di- = di`s- twice + voice, sound, fr. to utter a sound: cf. F. diphthongue.] (Orthoëpy) (a) A coalition or union of two vowel sounds pronounced in one syllable; as, ou in out, oi in noise; — called a proper diphthong. (b) A vowel digraph; a union of two vowels in the same syllable, only one of them being sounded; as, ai in rain, eo in people; — called an improper diphthong.

Diphthong
(Diph"thong), v. t. To form or pronounce as a diphthong; diphthongize. [R.]

Diphthongal
(Diph*thon"gal) a. Relating or belonging to a diphthong; having the nature of a diphthong. — Diph*thon"gal*ly, adv.

Diphthongalize
(Diph*thon"gal*ize) v. t. To make into a diphthong; to pronounce as a diphthong.

Diphthongation
(Diph`thon*ga"tion) n. See Diphthongization.

Diphthongic
(Diph*thong"ic) a. Of the nature of diphthong; diphthongal. H. Sweet.

Diphthongization
(Diph`thong*i*za"tion) n. The act of changing into a diphthong. H. Sweet.

Diphthongize
(Diph"thong*ize) v. t. & i. To change into a diphthong, as by affixing another vowel to a simple vowel. "The diphthongized long vowels." H. Sweet.

Diphycercal
(Diph`y*cer"cal) a. [Gr. difyh`s double (di- = di`s- twice + fy`ein to produce) + ke`rkos tail.] (Anat.) Having the tail fin divided into two equal parts by the notochord, or end of the vertebral column; protocercal. See Protocercal.

Diphygenic
(Diph`y*gen"ic) a. [Gr. difyh`s of double form + - genic.] (Zoöl.) Having two modes of embryonic development.
[1913 Webster]

Diphyllous
(Diph"yl*lous) (dif"il*lus or di*fil"-), a. [Gr. di- = di`s- twice + fy`llon leaf: cf. F. diphylle.] (Bot.) Having two leaves, as a calyx, etc.
[1913 Webster]