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v. pro·trud·ed, pro·trud·ing, pro·trudes v.intr. To extend or jut out; project. See Synonyms at bulge. v.tr. To push or thrust outward: muscles that allow the tongue to be protruded. [Latin prōtrūdere : prō-, forward; see PRO-1 + trūdere, to thrust; see treud- in the Appendix of Indo-European roots.] pro·trudent (-trdnt) adj. |
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