from The American Heritage® Dictionary of the English Language, 4th Edition
- A region of east-central Greece between the Pindus Mountains and the Aegean Sea. Settled before 1000 B.C., it reached the height of its power in the sixth century B.C. but soon declined because of internal conflicts.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- proper n. A region in north-central Greece; one of its 13 periferies. It contains the prefectures of Karditsa, Larissa, Magnesia and Trikala.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a fertile plain on the Aegean Sea in east central Greece; Thessaly was a former region of ancient Greece
From Ancient Greek Θεσσαλία. (Wiktionary)