1) Coordinated universal time 2) Earth-received time 3) Estrogen replacement therapy 4) Positively active 
Hormones given to postmenopausal women or to women who have had their ovaries surgically removed. Hormones are given to replace the estrogen no longer produced by the ovaries. Also called estrogen replacement therapy.
Earth-received time, UTC of an event at DSN receive-time, equal to SCET plus OWLT. 
Type: Abbreviation Definitions: 1. Abbreviation for estrogen replacement therapy.
estrogen replacement therapy.