Alexander polynomial

noun

mathematics

: a mathematical expression that describes certain characteristics of knots in topology

a figure eight knot has the Alexander polynomial t² – 3t + 1

Word History

Etymology

after James Waddell Alexander †1971 American mathematician

First Known Use

1968, in the meaning defined above

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

• More than 250,000 words that aren't in our free dictionary
• Expanded definitions, etymologies, and usage notes
• Advanced search features
• Ad free!