Lewis & Short

Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.

commĕmŏrātĭo (conm-), ōnis, f. [commemoro], a calling to mind, reminding, suggesting, commemorating, remembrance, mentioning (several times in Cic. and Quint.; elsewh. rare): istaec commemoratio Quasi exprobratio est immemoris benefici, * Ter. And. 1, 1, 16.
With obj.-gen.: antiquitatis, Cic. Or. 34, 120: nominis nostri, id. Arch. 11, 29: rei gestae, Quint. 5, 11, 6: frequens illorum, quae egerat in senatu, id. 11, 1, 18; Tac. A. 13, 3: fortitudinis, Cic. Verr. 2, 2, 78, § 192: (Verres) in assiduā commemoratione omnibus flagitiorum fuit, every one was continually recounting his crimes, id. ib. 2, 1, 39, § 101: tuae virtutis, id. ad Q. Fr. 1, 1, 12, § 36: commemoratione hominum delectare, id. Verr. 2, 4, 55, § 123.
With subj. -gen.: posteritatis, by posterity, Cic. Fam. 5, 12, 1; cf.: aliquid suā commemoratione celebrare, id. Planc. 40, 95.