trimegestone

== English == === Etymology === From trime(thyl) +‎ (pro)gest(ogen) +‎ -one. === Noun === trimegestone (uncountable) (pharmacology) A steroidal progestin. === References === The use of stems in the selection of International Nonproprietary Names (INN) for pharmaceutical substances‎[1], Geneva: World Health Organization, 2018