Non-Steroidal Aromatase Inhibitor

**Semantic type:** Chemical Viewed Functionally

**Definition:** An aromatase inhibitor with a non-steroidal structure. Non-steroidal aromatase inhibitors work by reversible competition with the enzyme.

**Synonyms:** - Non-Steroidal Androstenedione Aromatase Inhibitor - Non-Steroidal Estrogen Synthase Inhibitor - Non-Steroidal Estrogen Synthetase Inhibitor - nonsteroidal aromatase inhibitor