Crunode
The Century Dictionary and Cyclopedia
noun.
A point at which a curve crosses itself; a double point on a curve with two real tangents.
the GNU version of the Collaborative International Dictionary of English
noun.
A point where one branch of a curve crosses another branch. See Double point, under
double
, a.
Wiktionary, Creative Commons Attribution/Share-Alike License
noun.
A
point
where one
branch
of a
curve
crosses
another branch.
variant
double