Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
sīcīlĭo, īre, v. a. [sicilis], to cut or mow with the sickle, after the first crop has been taken off: prata, Varr. R. R. 1, 49, 2; Col. 2, 22, 3; Plin. 18, 28, 67, § 259.