tr.v. im·mo·bi·lized, im·mo·bi·liz·ing, im·mo·bi·liz·es
1. To render immobile.
2. To fix the position of (a joint or fractured limb), as with a splint or cast.
3. To impede movement or use of: Severe weather immobilized the rescue team.
a. To withdraw (specie) from circulation and reserve as security for other money.
b. To convert (floating capital) into fixed capital.
im·mo′bi·li·zation (-lĭ-zāshən) n.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.