from The American Heritage® Dictionary of the English Language, 4th Edition
- A historical region of north-central Europe bordering on the Baltic Sea in present-day northwest Poland and northeast Germany. It was inhabited by Slavic tribes in the 10th century and conquered by Poland in the 12th century. The territory was later split up and controlled by various powers, including the Holy Roman Empire, Prussia, Sweden, Denmark, and Germany.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- proper n. A region of Europe on the southern shores of the Baltic Sea, now split between Germany and Poland. It was formerly a duchy, and later a province of Prussia.
Sorry, no etymologies found.