Meaning of ad majorem Dei gloriam in English:
ad majorem Dei gloriam
adverb
(also ad maiorem Dei gloriam)
To the greater glory of God. Used especially as a dedicatory formula.
The motto of the Society of Jesus.
Origin
Mid 17th century; earliest use found in John Taylor (1578–1653), poet. From post-classical Latin ad maiorem Dei gloriam, literally ‘to the greater glory of God’ from classical Latin ad + maiōrem, accusative of maior greater + Deī, genitive of Deus God + glōriam, accusative of glōria.
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