Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
1. dis-pendo, ĕre, v. a., to weigh out (ante- and post-class.): in dispendendo, Varr. L. L. 5, § 183 Müll.: panis dispensus, i. e. dispensed, distributed, Prud. ap. Symm. 1, 584.