独鈷

Etymology
From.

Noun

 * 1)  A single pronged vajra used in Shingon rituals
 * 2) a pattern for cloth, consisting of interlocking tokko shapes
 * 1) a pattern for cloth, consisting of interlocking tokko shapes

Usage notes
Historically, it appears that this word may have also been read as tokuko and toko. However, these alternative readings seem to be rare and possibly obsolete, and modern dictionaries may not include them.