
• (n.) The second crust formed in port and some other wines after long keeping. It consists of pure, shining scales of tartar, supposed to resemble the wing of a bee.
Found on
http://thinkexist.com/dictionary/meaning/beeswing/

A light sediment, chiefly mucilage, found in Port.
Found on
http://www.encyclo.co.uk/local/20673
Bees'wing` noun The second crust formed in port and some other wines after long keeping. It consists of pure, shining scales of tartar, supposed to resemble the wing of a bee.
Found on
http://www.encyclo.co.uk/webster/B/30

Beeswing is the name given to the film which forms on the sides of a bottle of good, old port.
Found on
http://www.probertencyclopaedia.com/browse/QB.HTM

A light sediment, chiefly mucilage, found in Port.
Found on
https://en.wikipedia.org/wiki/Glossary_of_wine_terms

a light, flaky deposit found in port and some other bottle-aged wines.
Found on
https://www.infoplease.com/dictionary/beeswing
No exact match found.