plural of Hessel

A town in Waimakariri District, Canterbury, New Zealand

A soft drink or a soda with an orange flavor. / A mixture of soda water and orange juice.

(organic chemistry) The insecticidal alkaloid [(1S,3R,18S,19R,20R,21R,22S,23R,24R,25R,26S)-20,22,23,25-tetraacetyloxy-21-(acetyloxymethyl)-15,26-dihydroxy-3,15,26-trimethyl-6,16-dioxo-2,5,17-trioxa-11-azapentacyclo[16.7.1.01,21.03,24.07,12]hexacosa-7(12),8,10-trien-19-yl] benzoate present in Tripterygium wilfordii