'Summum bonum' definitions:
Definition of 'summum bonum'
From: WordNet
noun
The supreme good in which all moral values are included or from which they are derived
Definition of 'Summum bonum'
From: GCIDE
- Summum bonum \Sum"mum bo"num\ [L.] (Philos.) The supreme or highest good, -- referring to the object of human life. [Webster 1913 Suppl.]