plural of alpine butterfly knot

A type of knot used to provide an anchor point on a long line. Much used by mountaineers. Also known simply as the butterfly knot.

plural of alpine butterfly bend

plural of butterfly sleeve

A kind of sleeve that starts at the shoulder and widens along the forearm, not reaching the wrist.

A kind of agave (Agave potatorum).

plural of butterfly crab

A species of shallow-water king crab (Cryptolithodes typicus) native to coastal regions of the northeastern Pacific Ocean

Any butterfly in the family Lycaenidae

Resembling or characteristic of butterfat.