What does acaricus mean in Latin?

acaricus, a adjective, means “free from rot”.

How do you pronounce acaricus?

In classical Latin, [aˈka.rɪ.kʊs]; in ecclesiastical (church) Latin, [aˈkaː.ri.kus].

adjectivefirst/second-declension adjective

acaricus (feminine acarica, neuter acaricum)

Classical[aˈka.rɪ.kʊs]Ecclesiastical[aˈkaː.ri.kus]

singular
form	masculine	feminine	neuter
nominative	acaricus	acarica	acaricum
genitive	acaricī	acaricae	acaricī
dative	acaricō	acaricae	acaricō
accusative	acaricum	acaricam	acaricum
ablative	acaricō	acaricā	acaricō
vocative	acarice	acarica	acaricum

plural
form	masculine	feminine	neuter
nominative	acaricī	acaricae	acarica
genitive	acaricōrum	acaricārum	acaricōrum
dative	acaricīs	acaricīs	acaricīs
accusative	acaricōs	acaricās	acarica
ablative	acaricīs	acaricīs	acaricīs
vocative	acaricī	acaricae	acarica

From a- + caricus.