Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
sōlātus, a, um, adj. [sol], sunburned, sunstruck; subst. masc.: solatis, id est sole correptis, prosunt, Plin. 29, 6, 38, § 118; cf. neutr.: solatum, genus morbi maxime a rusticantibus dicitur, cujus meminit etiam Afranius, a sunstroke, Fest. pp. 300 and 301 Müll.