Lewis Short
(adjective) : illaudābĭlis (inl-), e, in-laudabilis
* Not worthy of praise (post-Aug.): carmen,Stat. S. 5, 5, 33: illaudatus est quasi illaudabilis, qui neque mentione aut memoria ulla dignus neque umquam nominandus est,Gell. 2, 6, 17; cf. Serv. Verg. G. 3, 5.
Charlton T. Lewis, Charles Short, A Latin Dictionary