gentiopicrin

== English == === Etymology === From gentian + Ancient Greek πικρός (pikrós, “bitter”) + -in. === Noun === gentiopicrin (uncountable) (organic chemistry) A bitter glycoside ((5R-trans)-5-ethenyl-6-(b-D-glucopyranosyloxy)-5,6-dihydro-1H,3H-pyrano[3,4-c]pyran-1-one) found in gentians