What does algicus mean in Latin?

algicus, a adjective, means “Algic”.

How do you pronounce algicus?

In classical Latin, [ˈaɫ.ɡɪ.kʊs]; in ecclesiastical (church) Latin, [ˈal̠ʲ.d͡ʒi.kus].

adjectivefirst/second-declension adjective

algicus (feminine algica, neuter algicum)

Classical[ˈaɫ.ɡɪ.kʊs]Ecclesiastical[ˈal̠ʲ.d͡ʒi.kus]

singular
form	masculine	feminine	neuter
nominative	algicus	algica	algicum
genitive	algicī	algicae	algicī
dative	algicō	algicae	algicō
accusative	algicum	algicam	algicum
ablative	algicō	algicā	algicō
vocative	algice	algica	algicum

plural
form	masculine	feminine	neuter
nominative	algicī	algicae	algica
genitive	algicōrum	algicārum	algicōrum
dative	algicīs	algicīs	algicīs
accusative	algicōs	algicās	algica
ablative	algicīs	algicīs	algicīs
vocative	algicī	algicae	algica

Borrowed from English Algic + -us, under the influence of -icus. See English Algic for further etymology.