activin
/ˈaktɪvɪn/Physiology
noun
A gonadal glycoprotein which acts to stimulate the synthesis and secretion of follicle-stimulating hormone by the pituitary gland, and has a number of other physiological functions.
- Activin is a dimer and exists in two principal forms, usually termed activin A and activin B..
Origin
1980s. From active + -in, after inhibin (which has the opposite biological effect).
- deficient
- deficiently
- deficit
- deficit financing
- deficit spending
- defier
- defilade
- defile
- defilement
- defiler
- definable
- define
- defined benefit pension plan
- defined benefit plan
- definer
- definiendum
- definiens
- defining moment
- definite
- definite article
- definite description
- definite integral
- definitely
- definiteness
- definition