What does acērus mean in Latin?

acērus, a adjective, means “without wax (of free-flowing honey)”.

How do you pronounce acērus?

In classical Latin, [aˈkeː.rʊs]; in ecclesiastical (church) Latin, [aˈt͡ʃɛː.rus].

adjectivefirst/second-declension adjective

acērus (feminine acēra, neuter acērum)

Classical[aˈkeː.rʊs]Ecclesiastical[aˈt͡ʃɛː.rus]

singular
form	masculine	feminine	neuter
nominative	acērus	acēra	acērum
genitive	acērī	acērae	acērī
dative	acērō	acērae	acērō
accusative	acērum	acēram	acērum
ablative	acērō	acērā	acērō
vocative	acēre	acēra	acērum

plural
form	masculine	feminine	neuter
nominative	acērī	acērae	acēra
genitive	acērōrum	acērārum	acērōrum
dative	acērīs	acērīs	acērīs
accusative	acērōs	acērās	acēra
ablative	acērīs	acērīs	acērīs
vocative	acērī	acērae	acēra

ăcērus, a, um, adj., = ἄκηρος,

I. without wax: mel acerum, which flows spontaneously from the comb, Plin. 11, 15, 15, § 38 lec. dub.