Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
ā̆prīcātĭo, ōnis, f. [apricor], a basking in the sun, a sunning (very rare): Unam mehercule tecum apricationem in illo lucrativo tuo sole malim quam etc., Cic. Att. 7, 11, 1: ubi potest illa aetas (senectus) calescere apricatione melius? id. Sen. 16, 57 (perh. not elsewhere in Cic.); Col. 8, 8, 4.