norethynodreln.

Brit.

/ˌnɔːrɛˈθʌɪnədrɛl/, U.S.

/ˌnɔrəˈθaɪnoʊˌdrɛl/

Forms: 1900s– norethynodrel, 1900s– noretynodrel.

Origin: Formed wihtin English, by derivation. Etymons: nor- prefix, ethynyl n., English -odrel.

Etymology: < nor- prefix + ethyn- (in ethynyl n.) + -odrel, of unknown origin. O.E.D. Suppl. (1976) gives the pronunciation as (nǭreþi·nŏdrėl) /nɔːrɛˈθɪnədrɪl/.

Pharmacology.

A synthetic steroid hormone with actions similar to those of progesterone, used chiefly in combination with oestrogen in oral contraceptives; (17α)-17-hydroxy-19-norpregn-5(10)-en-20-yn-3-one, C₂₀H₂₆O₂.Noretynodrel is the Recommended International Nonproprietary Name (rINN) of the compound (see quot. 1998).

ΘΚΠ

the world > health and disease > healing > medicines or physic > medical preparations of specific origin > hormones and substances with same effect > [noun]

epinephrine1899

pituitrin1909

oxytocin1927

Pitocin1929

Pitressin1929

progestin1930

progesterone1935

methyltestosterone1936

pregnenolone1936

hexœstrol1939

stilboestrol1939

hydroxyprogesterone1941

progestogen1941

Premarin1942

hydroxycorticosterone1943

gestagen1948

hydrocortisone1951

cortisol1953

fluorohydrocortisone1954

isophane1954

prednisolone1955

prednisone1955

norethisterone1956

norethynodrel1957

dexamethasone1958

fludrocortisone1958

norethindrone1960

antidiuretic hormone1961

medroxyprogesterone1962

Pergonal1963

mesterolone1965

norgestrel1966

quinestrol1966

pancuronium1967

pentagastrin1967

levonorgestrel1977

the world > health and disease > healing > medicines or physic > medicines for specific purpose > preparations for treating specific parts > [noun] > for the womb > specific drugs

norethisterone1956

norethynodrel1957

mestranol1962

1957 Endocrinology 60 804 Norethynodrel has been examined for its ability to produce endometrial gland development in the estrogen-primed spayed or immature rabbit.

1970 R. Passmore & J. S. Robson Compan. Med. Stud. II. xii. 6/1 Shift of the double bond in the A ring of norethisterone from the 4–5 to the 5–10 position produces the isomer, norethynodrel.

1993 N.Y. Rev. Bks. 23 Sept. 66/1 It had begun in 1960, with FDA's approval of G.D. Searle & Company's Enovid, in which the progestogen was norethynodrel.

1998 Brit. Approved Names 1997 (Brit. Pharmacopoeia Comm.) Suppl. iv. 17 The following names are changed... Change: norethynodrel... To: noretynodrel.

This entry has been updated (OED Third Edition, December 2003; most recently modified version published online March 2022).

单词	norethynodrel
释义	norethynodreln. Brit. /ˌnɔːrɛˈθʌɪnədrɛl/, U.S. /ˌnɔrəˈθaɪnoʊˌdrɛl/ Forms: 1900s– norethynodrel, 1900s– noretynodrel. Origin: Formed wihtin English, by derivation. Etymons: nor- prefix, ethynyl n., English -odrel. Etymology: < nor- prefix + ethyn- (in ethynyl n.) + -odrel, of unknown origin. O.E.D. Suppl. (1976) gives the pronunciation as (nǭreþi·nŏdrėl) /nɔːrɛˈθɪnədrɪl/. Pharmacology. A synthetic steroid hormone with actions similar to those of progesterone, used chiefly in combination with oestrogen in oral contraceptives; (17α)-17-hydroxy-19-norpregn-5(10)-en-20-yn-3-one, C₂₀H₂₆O₂.Noretynodrel is the Recommended International Nonproprietary Name (rINN) of the compound (see quot. 1998). ΘΚΠ the world > health and disease > healing > medicines or physic > medical preparations of specific origin > hormones and substances with same effect > [noun] epinephrine1899 pituitrin1909 oxytocin1927 Pitocin1929 Pitressin1929 progestin1930 progesterone1935 methyltestosterone1936 pregnenolone1936 hexœstrol1939 stilboestrol1939 hydroxyprogesterone1941 progestogen1941 Premarin1942 hydroxycorticosterone1943 gestagen1948 hydrocortisone1951 cortisol1953 fluorohydrocortisone1954 isophane1954 prednisolone1955 prednisone1955 norethisterone1956 norethynodrel1957 dexamethasone1958 fludrocortisone1958 norethindrone1960 antidiuretic hormone1961 medroxyprogesterone1962 Pergonal1963 mesterolone1965 norgestrel1966 quinestrol1966 pancuronium1967 pentagastrin1967 levonorgestrel1977 the world > health and disease > healing > medicines or physic > medicines for specific purpose > preparations for treating specific parts > [noun] > for the womb > specific drugs norethisterone1956 norethynodrel1957 mestranol1962 1957 Endocrinology 60 804 Norethynodrel has been examined for its ability to produce endometrial gland development in the estrogen-primed spayed or immature rabbit. 1970 R. Passmore & J. S. Robson Compan. Med. Stud. II. xii. 6/1 Shift of the double bond in the A ring of norethisterone from the 4–5 to the 5–10 position produces the isomer, norethynodrel. 1993 N.Y. Rev. Bks. 23 Sept. 66/1 It had begun in 1960, with FDA's approval of G.D. Searle & Company's Enovid, in which the progestogen was norethynodrel. 1998 Brit. Approved Names 1997 (Brit. Pharmacopoeia Comm.) Suppl. iv. 17 The following names are changed... Change: norethynodrel... To: noretynodrel. This entry has been updated (OED Third Edition, December 2003; most recently modified version published online March 2022). < n.1957
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