tr.v. sim·u·lat·ed, sim·u·lat·ing, sim·u·lates
a. To have or take on the appearance, sound, or character of; imitate: music meant to simulate a snowstorm. See Synonyms at imitate.
b. To make in imitation of or as a substitute for: simulate leather.
2. To make a pretense of; feign: simulate interest.
3. To create a representation or model of (a physical system or particular situation, for example).
[Latin simulāre, simulāt-, from similis, like; see SIMILAR.]
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.