| ecthoreum | Origin: NL, fr. Gr. To leap out; out +, to leap, dart. <zoology> The slender, hollow thread of a nettling cell or cnida. See Nettling cell. Alternative forms: ecthoraeum. Source: Websters Dictionary (01 Mar 1998) |
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| ecthyma | Origin: NL, fr. Gr. Pimple, fr. To break out. <medicine> A cutaneous eruption, consisting of large, round pustules, upon an indurated and inflamed base. Source: Websters Dictionary (01 Mar 1998) |
| ecthyma gangrenosum | A bullous or pustular eruption, of uncertain origin, followed by necrotic ulcers or extensive gangrene in children under 2 years of age; if untreated, death may result from haematogenous infection, such as liver abscess. Synonym: disseminated cutaneous gangrene, ecthyma gangrenosum, pemphigus gangrenosus, rupia escharotica. (05 Mar 2000) |
| ecthyma, contagious | An infectious dermatitis of sheep and goats, affecting primarily the muzzle and lips. It is caused by a poxvirus and may be transmitted to man. (12 Dec 1998) |
| ecthymatiform | Ecthymiform Resembling ecthyma. (05 Mar 2000) |
| ecthymatous syphilid | A type of pustular eruption occurring in secondary syphilis. Synonym: acne syphilitica, acneform syphilid, ecthymatous syphilid, impetiginous syphilid, varioliform syphilid. (05 Mar 2000) |
| ectiris | The outer layer of the iris. Origin: G. Ektos, outside, + iris (05 Mar 2000) |
| ecto- | Ect- Outer, on the outside. See: exo-. Origin: G. Ektos, outside (05 Mar 2000) |
| ectoantigen | Any toxin or other excitor of antibody formation, separate or separable from its source. Synonym: exoantigen. (05 Mar 2000) |
| ectoATPase | <enzyme> Found in human leukocytes; ecto-mg-atpase isolated from chicken Registry number: EC 3.6.1.- Synonym: ecto-adenosine triphosphatase, atpase, ecto, ecto-atpase, ecto-mg-atpase, ecto-nucleotidase (26 Jun 1999) |
| ectoblast | <biology> The outer layer of the blastoderm; the epiblast; the ectoderm. The outer envelope of a cell; the cell wall. Origin: Ecto- + Gr. Bud, germ. Source: Websters Dictionary (01 Mar 1998) |
| ectobronchium | Origin: NL. See Ecto-, and Bronchia. <anatomy, ornithology> One of the dorsal branches of the main bronchi in the lungs of birds. Source: Websters Dictionary (01 Mar 1998) |
| ectocardia | Congenital displacement of the heart. Synonym: exocardia. Origin: ecto-+ G. Kardia, heart (05 Mar 2000) |
| ectocervical | Pertaining to the pars vaginalis of the cervix uteri lined with stratified squamous epithelium. (05 Mar 2000) |
| ectocervical smear | A cytologic smear of material obtained from the ectocervix, usually by scraping; used principally for the diagnosis of late cervical cancers involving the ectocervix. (05 Mar 2000) |