352 



DACTYLOSYMPHYSIS 



D 



D. (Dosis). A dose. In Electro-therapeutics an ab- 

 breviation of Duration and of Density. In ophthal- 

 mology the letter is used as an abbreviation of 

 Dexter and Dioptry. It is also used for detur, let it 

 be given. 



Da Costa's Disease. See Diseases, Table of. 



Dacryadenalgia (dak-re-ad-en-al' -je-ah) [ddicpv, tear; 

 ddi/v, gland; aXyog, pain]. Pain in a lachrymal 

 gland. 



Dacryadenitis (dak-re-ad-en-i' '-tis). See Dacryo- 

 adenitis. 



Dacryagogue (dak'-re-ag-og) [ddicpv, tear; dyuyog, 

 conducting]. I. Inducing a flow of tears. 2. An 

 agent that induces a flow of tears. 



Dacrycystalgia (dak-re-sis-tal' -je-ah). See Dacryo- 

 cystalgia. 



Dacryelcosis (dak-re-el-ko'-sis) [ddicpv, tear; eAicocug, 

 ulceration]. Ulceration of the lachrymal apparatus. 



Dacrygelosis (dak-re-jel-o' '-sis) [ddicpv, tear ; ytkug 

 laughter]. Alternate weeping and laughter. 



Dacryhemorrhysis (dak-reh-em-or' '-is-is) [ddicpv, tear ; 

 alfia, blood; pvaig, a flow]. The weeping of bloody 

 tears ; a flow of blood from a lachrymal duct. 



Dacryin (dak'-re-in) [ddicpv, a tear]. A peculiar sub- 

 stance contained in tears. 



Dacryma (dak'-re-mah) [ddicpv/ua, a tear : pi. , Dacry- 

 mata~\. A tear; the lachrymal secretion. 



Dacryoadenitis (dak-re-o-ad-en-i' '-tis) [ddicpvov, a tear ; 

 ddqv, a gland]. Inflammation of a lachrymal gland. 



Dacryoblenorrhea (dak-re-o-blen-or-e' -ah) [ddicpvov, 

 a tear; [1'Aewog, mucus; poia, a flow]. Chronic in- 

 flammation and discharge of mucus from the lachry- 

 mal sac. 



Dacryocele (dak' -re-o-sil, or -se / -le) [ddicpvov, tear; 

 Krfkr), hernia]. See Dacryocystocele. 



Dacryocyst (dak' -re-o-sist) [ddicpvov, tear; KWTig, 

 cyst]. The lachrymal cyst. 



Dacryocystalgia (dak-re-o-sis-tal* '-je-ah) [dd/c/)wv,tear ; 

 Kvariq, cyst; d/lyoc, pain]. Pain in a lachrymal sac. 



Dacryocystitis (dak-re-o-sis-ti'-tis) [daupvov, tear ; kvct- 

 rig, a sac]. Inflammation of a lachrymal sac. 



Dacryocystocele (dak-re-o-sisf '-o-sel) [daupvov, a tear; 

 Kvorig, a sac; ktjAtj, hernia]. Hernia of a lachrymal 

 sac. 



Dacryocystoptosis (dak-re-o-sis-top-to 1 '-sis) [daupvov, a 

 tear; Kvang, a cyst; irrcoaig, a fall]. Prolapse or 

 downward displacement of a lachrymal sac. 



Dacryohemorrhea (dak-re-o-hem-or-e' -ah). See Dac- 

 ryhemorrhysis. 



Dacryoid {dak' -re-oid) [daupvov, tear; eldog, form]. 

 Resembling a tear. 



Dacryolite (dak'-re-o-ht). See Dacryolith. 



Dacryolith {dak' -re-o-lith) [ddicpvov, tear ; Atdog, stone]. 

 A lachrymal calculus ; a calcareous concretion in a 

 lachrymal passage or in the palpebral conjunctiva. 



Dacryblithiasis (dak-re-o-lith-i' -as-is) [daupvov, a tear ; 

 AiOog, a stone]. The morbid condition that is at- 

 tended by the formation of dacryoliths; also, the 

 presence of dacryoliths. 



Dacryoma (dak-re-o' -mah) [daicpveiv, to weep]. I. A 

 lachrymal tumor. 2. The closure or obstruction of 

 the puncta lachrymalia, causing epiphora. 



Dacryon {dak'-re-on) [daupvov, a tear]. I. A tear. 

 2. See Craniometric Points. 



Dacryops {dak' -re-ops) [ddicpvov, tear; 6ip, eye]. I. 

 A watery eye. < 2. Cyst of the duct of a lachrymal 

 gland. 



Dacryoptosis {dak-re-op' -to-sis) [daupvov, tear ; nrucng, 



a fall]. I. The falling or shedding of tears. 2. 



Dacryocystoptosis. 

 Dacryopyorrhea (dak-re-o-pi-or-e'-ah) [daupvov, a tear ; 



irvov, pus; poia, a flow]. A discharge of pus from 



the lachrymal apparatus. 

 Dacryopyosis {dak-re-o-pi-o' -sis) [daupvov, tear ; 



pus]. Suppuration in the lachrymal apparatus. 

 Dacryorrhea {dak-re-or-e' -ah) [daupvov, tear ; poia, a 



flow]. Excessive discharge of tears. 

 Dacryosolen {dak-re-o-so' -len) [daupvov, tear; a 



pipe] . A lachrymal duct or canal. 

 Dacryosolenitis (dak-re-o-so-len-i'-tis) [daupvov, a tear ; 



ctdArjv, a pipe ; trig, inflammation]. Inflammation of 



a lachrymal duct. 

 Dacryostenosis {dak-re-o-sle-no' -sis) [ddicpvov, tear ; 



orevog, narrow]. Stenosis or stricture of a lachrymal 



duct. 

 Dacryosyrinx {dak-re-o-sir' -inks) [ddicpvov, tear ; 



<rt>pjyf,pipe]. I. A lachrymal fistula. 2. A syringe 



for use in the lachrymal ducts. 

 Dactyl (dak' -til) [ddnrvAog, a finger]. A finger or toe; 



a digit. 

 Dactylagra (dak-til-a'-grah) [daicrvAog, a digit ; dypa, 



seizure]. An attack of gout or rheumatism in the 



fingers. 

 Dactylate {dak' -til-dt) [ddicrvlog, a finger]. Resem- 

 bling a finger. Possessing five rays or appendages. 

 Dactylion {dak-til' -e-on). See Syndactylism. 

 Dactylitis {dak-til-i'-tis) [daicTVAog, a finger ; trig, in- 

 flammation]. Inflammation of a finger or toe. 

 Dactylognathite (dak-til-og-nath'-it) [daKruXog, a 



finger; yvddog, jaw]. In biology, Milne Edwards' 



term for the terminal (distal) joint of one of the foot- 

 jaws of a crustacean. See Dactylos. 

 Dactylogryposis (dak-til-o-grip-o'-sis) [ddicrvlog, finger: 



ypvxog, curved]. Abnormal curvature of the ringers 



or toes. 

 Dactyloid {dak' -til-oid) [daKTvkog , finger ; ddog, form], j 



In biology, resembling a finger. 

 Dactylology (dak-til-ol'-o-Je) [daicTVAog, finger; Myoc, j 



speech]. Conversation or talking by the fingers. 

 Dactylolysis (dak-til-ol' -is-is) [ddicrvAog, digit ; 



loosening]. The falling off of a finger or toe. D. i 



spontanea. See Ainhum. 

 Dactylopatagium {dak-til-o-pat-ag'-e-um) [dam 



finger; Trarayeiov, a border to a woman's gown]. In 



biology, that part of the patagium of a bat w!i 



connected with the digits. Cf. Ectopatagium. 

 Dactylopodite {dak-til-op' -o-d'it) [ddicrvAog, a linger: 



Trovg, a foot]. See Dactylos. 

 Dactylopore (dak-til' -o-por) [daicrvlog, finger; * 



pore]. In biology, applied to the openii 



finger-like, or tentacular dactylozoid of certain hydro- 1 



zoans. 

 Dactylopterus (dak-til-op' -ter-us) [ddicrvl 



■KTEpdvi wing]. In biology, applied to fishes in wlm 



certain of the pectoral fin- rays are separate and i 



like. 

 Dactylorhiza (dak-til-or-i'-zah) [ddicrvAog, I 



pi(,a, root]. A disease of the roots of certain tegi 



tables, as turnips. 

 Dactylos (dak'-til-os) [ daKTv?,og, a finger]. In ' 



ogy, the seventh joint of any crustacean append' 



the dactylognathite and dactylopodite of Milm 

 Dactylospasmus ( dak-til-o-spaz'-ntus ) | 



digit; oiraap.6g, a spasm] . Spasm of a digit. 

 Dactylosymphysis ( dak-til-o-sim' -fis-is ) [ddicrw 



finger; avv, together; cpbeiv, to grow]. SyndactJ 



