v. Somewhat rare. [f. as prec. + -ATE3.] intr. To perform one’s function; to work, operate; to officiate. Hence Functionating vbl. sb., in quot. attrib.

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1856.  Lever, Martins of Cro’ M., 149. The worst of the class is, they’ll only functionate for your grand dinners, and they leave your every-day meal to some inferior in the department.

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1869.  Daily News, 11 June. The reflective faculty remains in undisturbed repose. As the French say, it does not ‘functionate.’

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1873.  E. H. Clarke, Sex in Educ., 40. The muscles and the brain cannot functionate in their best way at the same moment.

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1891.  D. Wilson, Right Hand, xi. 187. The existence, then, of greater nutrition and greater functionating ability in the left hemisphere might well be assumed.

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