Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
† brăchycătălēctum (brăchy-cătălēctĭcum, Serv. Centim. p. 1817 P.), i, n. (sc. metrum), = βραχυκατάληκτον or βραχυκαταληκτικόν; in metre, a verse that wants a whole foot or half a metre, Diom. p. 501 P.