from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Additional territory deemed necessary to a nation, especially Nazi Germany, for its continued existence or economic well-being.
- n. Adequate space in which to live, develop, or function.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Hitherto unoccupied “living space” claimed as one’s rightful domain.
German : Lebens, genitive sing. of Leben, life (from Middle High German, from Old High German lebēn; see leip- in Indo-European roots) + Raum, space (from Middle High German roum, from Old High German rūm; see reuə- in Indo-European roots).(American Heritage® Dictionary of the English Language, Fourth Edition)
A generalised use of Lebensraum. (Wiktionary)