Noun: theelin thee-lin
- A naturally occurring weak estrogenic hormone; synthesized to treat oestrogen deficiency
"theelin levels can be used to monitor ovarian function in postmenopausal women";
- estrone [N. Amer], oestrone [Brit], Estronol
Derived forms: theelins
Type of: estrogen [N. Amer], ketosteroid, oestrogen [Brit, Cdn]
Encyclopedia: Theelin