What does atypicus mean in Latin?

atypicus, a adjective, means “atypical”.

How do you pronounce atypicus?

In classical Latin, [aˈty.pɪ.kʊs]; in ecclesiastical (church) Latin, [aˈtiː.pi.kus].

adjectivefirst/second-declension adjective

atypicus (feminine atypica, neuter atypicum)

Classical[aˈty.pɪ.kʊs]Ecclesiastical[aˈtiː.pi.kus]

singular
form	masculine	feminine	neuter
nominative	atypicus	atypica	atypicum
genitive	atypicī	atypicae	atypicī
dative	atypicō	atypicae	atypicō
accusative	atypicum	atypicam	atypicum
ablative	atypicō	atypicā	atypicō
vocative	atypice	atypica	atypicum

plural
form	masculine	feminine	neuter
nominative	atypicī	atypicae	atypica
genitive	atypicōrum	atypicārum	atypicōrum
dative	atypicīs	atypicīs	atypicīs
accusative	atypicōs	atypicās	atypica
ablative	atypicīs	atypicīs	atypicīs
vocative	atypicī	atypicae	atypica

From a- + typicus.