spinasterol
noun
spi·na·sterol
¦spīnə+
plural -s
: any of several unsaturated isomeric phytosterols C29H47OH obtained especially from spinach leaves or the oil from alfalfa seeds and distinguished by Greek letters
α-spinasterol
Word History
Etymology
New Latin Spinacia (genus name of the spinach plant Spinacia oleracea) + English sterol