| Symbol: Pt; atomic weight: 195.09; atomic number: 78 |
| Symbol: Tm; atomic weight: 168.934; atomic number: 69 |
estriol es·tri·ol (ěs'trī-ôl', -ōl', ě-strī'-)
n.
A metabolite of estradiol and usually the predominant estrogenic metabolite found in the urine of pregnant women. Also called theelol.