Definition of pregnenolone in English:

pregnenolone

noun prɛɡˈniːnələʊn

Biochemistry Medicine

A naturally occurring neuroactive steroid which is a precursor of progesterone and other steroid hormones and has been used an anti-inflammatory agent; 3β-hydroxypregn-5-en-20-one, C₂₁H₃₂O₂.

1930s; earliest use found in Chemical Abstracts. From pregn- + -ene + -ol + -one, after German Pregnenolon.

nounprɛɡˈniːnələʊn

Biochemistry Medicine

A naturally occurring neuroactive steroid which is a precursor of progesterone and other steroid hormones and has been used an anti-inflammatory agent; 3β-hydroxypregn-5-en-20-one, C₂₁H₃₂O₂.

1930s; earliest use found in Chemical Abstracts. From pregn- + -ene + -ol + -one, after German Pregnenolon.

词汇	pregnenolone
释义	Definition of pregnenolone in English: pregnenolone noun prɛɡˈniːnələʊn Biochemistry Medicine A naturally occurring neuroactive steroid which is a precursor of progesterone and other steroid hormones and has been used an anti-inflammatory agent; 3β-hydroxypregn-5-en-20-one, C₂₁H₃₂O₂. Origin 1930s; earliest use found in Chemical Abstracts. From pregn- + -ene + -ol + -one, after German Pregnenolon. Definition of pregnenolone in US English: pregnenolone nounprɛɡˈniːnələʊn Biochemistry Medicine A naturally occurring neuroactive steroid which is a precursor of progesterone and other steroid hormones and has been used an anti-inflammatory agent; 3β-hydroxypregn-5-en-20-one, C₂₁H₃₂O₂. Origin 1930s; earliest use found in Chemical Abstracts. From pregn- + -ene + -ol + -one, after German Pregnenolon.
随便看	grow rich grow ripe grow roots grows grow shorter grow silent grow smaller growth growth area growth company growth factor growth fund growth hormone growth industry growth rate growth ring growths growth stock grow tired/weary grow/turn/become pale grow up grow up grow vehement grow vigorously grow warm