brinicle

English

Etymology

Blend of brine +‎ icicle, though given that icicle is a pleonastic compound of ice +‎ ickle, brinicle could be surface-analysed as brine +‎ ickle.

Noun

brinicle (plural brinicles)

1. A formation of frozen brine, occurring beneath sea ice and analogous to a stalactite.

Further reading

• brinicle on Wikipedia.Wikipedia