v. dis·sim·u·lat·ed, dis·sim·u·lat·ing, dis·sim·u·lates
To conceal (one's intentions, for example) under a feigned appearance. See Synonyms at disguise.
To conceal one's true feelings or intentions.
[Middle English dissimulaten, from Latin dissimulāre, dissimulāt- : dis-, dis- + simulāre, to simulate; see SIMULATE.]
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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.