Lewis Short
(adjective) : ĭn-aestĭmābĭlis, e
* In gen., that cannot be estimated or judged of: nihil tam incertum nec tam inaestimabile est quam animi multitudinis,so little to be counted upon,Liv. 31, 34, 3.
* In partic.
* Inestimable, invaluable, incalculable: quod e grege se imperatorum, velut inaestimabilem, secrevisset,Liv. 35, 14, 12: gaudium,id. 29, 32, 2: monumentum occasionis,Val. Max. 4, 8, 1. — *
* Not worthy to be esteemed, valueless, opp. aestimabile, Cic. Fin. 3, 6, 20.
Charlton T. Lewis, Charles Short, A Latin Dictionary