US standard spelling of Caro-Kann Defence.

(organic chemistry) The polycyclic aldehyde (1R,4aS,6aR,7S,12aS,12bS)-4a,8,10-trihydroxy-6a-methyl-4-methylidene-7-(2-methylpropyl)-1-(prop-1-en-2-yl)-2,3,4,4a,5,6,6a,7,12a,12b-decahydro-1H-benzo[c...

plural of billhook

plural of Hippocratic face