chorio-

Word Origin

a combining form meaning “chorion,” “choroid,” used in the formation of compound words:

chorioallantois.

Also, chori-.

Origin

combining form representing Greek chórion

Related Word

choriocarcinoma

chorio-

/ˈkɔːrɪəʊ/

combining form

representing CHORION or CHOROID 表示“绒毛膜”, “脉络膜”。

chorio-1. Combining form of chorion, as in ˌchorio-aˈllantois, a vascular membrane formed by the union of the chorion and the allantois in birds and reptiles and serving a respiratory function, often used as a medium for the culture of viruses, etc.; so ˌchorio-allanˈtoic a.; ˌchoriocarciˈnoma [f. G. chorion carcinom (F. Marchand 1898, in Zeitschr. f. Geburtsh. & Gyn. XXXIX. 255)], a malignant tumour of the chorionic epithelium; also called chorio-epithelioma; ˌchorio-epitheliˈoma [G. (F. Marchand 1898, in Zeitschr. f. Geburtsh. & Gyn. XXXIX. 256] = choriocarcinoma.1929W. Moppett in Proc. R. Soc. B.CV. 402 The investigation of the biological action of homogeneous X-radiation..was performed with the chorio-allantoic membrane of the embryo chick.1938Ann. Reg. 1937 352 The egg membrane technique was further developed, the chorio-allantoic membrane giving promise of replacing the experimental animal in the study of many viruses.1933Jrnl. Exper. Zool. LXVI. 193 The development of embryonic rat tissues upon the chick chorio-allantois.1959New Biol. XXX. 88 As in mammals the embryos soon become [in certain viviparous lizards] completely surrounded by membranes. Two of these, the chorion and the allantois, become fused early in development, the product being termed the chorio-allantois.1901W. R. Williams Uterine Tumours xx. 346 Marchand..regards it as true cancer (chorio-carcinoma); but, since..the disease so closely resembles sarcoma, Marchand proposes to designate such growth provisionally as ‘serotinal tumours’.1960Times 6 Jan. 9/5 Women with choriocarcinoma and related tumours.1901Dorland Mod. Obstetrics (ed. 2) ii. i. 230 This tumor is purely epitheliomatous in nature and has been variously designated as a syncytioma malignum, chorioepithelioma, [etc.].1902Jrnl. Obstetr. & Gynæcol. I. 242 The point raised by Dr. Lockyer that there were two sorts, one without syncytial elements..to which the term ‘deciduoma malignum’ would be appropriate, and the one with syncytial elements of fœtal origin, for which the term ‘chorio-epithelioma’ would be better applied, was..very important.2. [cf. choroido-.] Used as a combining form of choroid a., as in ˌchoriomeninˈgitis, cerebral meningitis affecting the choroid plexus; ˌchorioretiˈnitis, = choroido-retinitis.1934Armstrong & Lillie Public Health Rep. (U.S. Treasury Dept.) XLIX. 1019 This virus, which differs from any virus with which the author is familiar, will be designated..as the virus of experimental lymphocytic choriomeningitis.1961Lancet 23 Sept. 684/2 Serological examination by C.F. tests showed no high or rising titres for..lymphocytic choriomeningitis.1880Archives Ophthalmol. IX. 1 In the following paper I submit a contribution to the study of chorio-retinitis pigmentosa.1887Trans. Amer. Ophthalmol. Soc. IV. 579 (heading) Double chorio-retinitis, with partial degeneration of the optic nerve.1961Lancet 23 Sept. 682/1 An 11-day-old premature infant who had meningoencephalitis but survived with..chorioretinitis.

chorio- /ˈkɔ:rɪəʊ, ˈkɒrɪəʊ/ combining form of chorion, and also occas. of choroid: see -o-.

DERIVATIVE chorioallanˈtoic adjective of or pertaining to the chorioallantois E20.
chorioaˈllantois noun the chorion and allantois fused together M20.phr: form changed
choriocarciˈnoma noun, pl. -mas, -mata /-mətə/, = chorionepithelioma s.v. chorion noun E20.
chorioretiˈnitis noun = choroidoretinitis L19.

chorio-
I.
— see choreo-
II.
— see chori- I

chorio-

Prefix

Forming compound words indicating the chorion.

Etymology

Combining form of chorion.

Derived terms

English words prefixed with chorio-

词汇	chorio-
词根词缀	Dictionary.com NewOxfordEC OED SOED Webster Wiktionary chorio- Word Origin 1 a combining form meaning “chorion,” “choroid,” used in the formation of compound words: chorioallantois. Also, chori-. Origin combining form representing Greek chórion Related Word choriocarcinoma chorio- /ˈkɔːrɪəʊ/ combining form representing CHORION or CHOROID 表示“绒毛膜”, “脉络膜”。 chorio-1. Combining form of chorion, as in ˌchorio-aˈllantois, a vascular membrane formed by the union of the chorion and the allantois in birds and reptiles and serving a respiratory function, often used as a medium for the culture of viruses, etc.; so ˌchorio-allanˈtoic a.; ˌchoriocarciˈnoma [f. G. chorion carcinom (F. Marchand 1898, in Zeitschr. f. Geburtsh. & Gyn. XXXIX. 255)], a malignant tumour of the chorionic epithelium; also called chorio-epithelioma; ˌchorio-epitheliˈoma [G. (F. Marchand 1898, in Zeitschr. f. Geburtsh. & Gyn. XXXIX. 256] = choriocarcinoma.1929W. Moppett in Proc. R. Soc. B.CV. 402 The investigation of the biological action of homogeneous X-radiation..was performed with the chorio-allantoic membrane of the embryo chick.1938Ann. Reg. 1937 352 The egg membrane technique was further developed, the chorio-allantoic membrane giving promise of replacing the experimental animal in the study of many viruses.1933Jrnl. Exper. Zool. LXVI. 193 The development of embryonic rat tissues upon the chick chorio-allantois.1959New Biol. XXX. 88 As in mammals the embryos soon become [in certain viviparous lizards] completely surrounded by membranes. Two of these, the chorion and the allantois, become fused early in development, the product being termed the chorio-allantois.1901W. R. Williams Uterine Tumours xx. 346 Marchand..regards it as true cancer (chorio-carcinoma); but, since..the disease so closely resembles sarcoma, Marchand proposes to designate such growth provisionally as ‘serotinal tumours’.1960Times 6 Jan. 9/5 Women with choriocarcinoma and related tumours.1901Dorland Mod. Obstetrics (ed. 2) ii. i. 230 This tumor is purely epitheliomatous in nature and has been variously designated as a syncytioma malignum, chorioepithelioma, [etc.].1902Jrnl. Obstetr. & Gynæcol. I. 242 The point raised by Dr. Lockyer that there were two sorts, one without syncytial elements..to which the term ‘deciduoma malignum’ would be appropriate, and the one with syncytial elements of fœtal origin, for which the term ‘chorio-epithelioma’ would be better applied, was..very important.2. [cf. choroido-.] Used as a combining form of choroid a., as in ˌchoriomeninˈgitis, cerebral meningitis affecting the choroid plexus; ˌchorioretiˈnitis, = choroido-retinitis.1934Armstrong & Lillie Public Health Rep. (U.S. Treasury Dept.) XLIX. 1019 This virus, which differs from any virus with which the author is familiar, will be designated..as the virus of experimental lymphocytic choriomeningitis.1961Lancet 23 Sept. 684/2 Serological examination by C.F. tests showed no high or rising titres for..lymphocytic choriomeningitis.1880Archives Ophthalmol. IX. 1 In the following paper I submit a contribution to the study of chorio-retinitis pigmentosa.1887Trans. Amer. Ophthalmol. Soc. IV. 579 (heading) Double chorio-retinitis, with partial degeneration of the optic nerve.1961Lancet 23 Sept. 682/1 An 11-day-old premature infant who had meningoencephalitis but survived with..chorioretinitis. chorio- /ˈkɔ:rɪəʊ, ˈkɒrɪəʊ/ combining form of chorion, and also occas. of choroid: see -o-. DERIVATIVE chorioallanˈtoic adjective of or pertaining to the chorioallantois E20. chorioaˈllantois noun the chorion and allantois fused together M20.phr: form changed choriocarciˈnoma noun, pl. -mas, -mata /-mətə/, = chorionepithelioma s.v. chorion noun E20. chorioretiˈnitis noun = choroidoretinitis L19. chorio- I. — see choreo- II. — see chori- I chorio- Prefix Forming compound words indicating the chorion. Etymology Combining form of chorion. Derived terms ► English words prefixed with chorio-
随便看	Manila manilla manioc manipulable manipulate manipulation manipulative manipulator Manitoba manitou mankiller mankind manlike man-like manliness manly manmade man, main man, manu man (mn, main) mann- manna mannequin manner -mannered