Dictionary.com
definitions

saltern

[sawl-tern]
noun
  1. a saltworks.
  2. a plot of land laid out in pools for the evaporation of seawater to produce salt.

Origin of saltern

before 900; Old English sealtærn saltworks (not recorded in ME), equivalent to sealt salt1 + ærn building, house
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for saltern

saltern

noun
  1. another word for saltworks
  2. a place where salt is obtained from pools of evaporated sea water

Word Origin for saltern

Old English saltærn, from salt + ærn house. Compare barn 1, ransack
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012