any of various climbing or trailing tropical American plants belonging to the genus Smilax,
of the lily family, having alternate leaves, umbels of flowers, and a root
that has been used in the treatment of psoriasis
an extract or other preparation made of this root.
a soft drink flavored with an extract of this root, as root beer.
1570–80; < Spanish zarzaparrilla, equivalent to zarza bush + parrilla (parr(a) vine + -illa diminutive suffix)
is always a great word to know.
So is doohickey. Does it mean: