Etymology

norgestrel

N1O1R1G2E1S1T1R1E1L1

Today it means: A synthetic progestogen C₂₁H₂₈O₂ having two optically active forms of which the biologically active levorotatory form is used in birth control pills. Full definition →

Ask AI about its historyChatGPTClaudePerplexityGoogle AIGrok