The Collaborative International Dictionary
Adelocodonic
Adelocodonic \A*del`o*co*don"ic\, a. [Gr. ? invisible + ? a bell.] (Zo["o]l.) Applied to sexual zooids of hydroids, that have a saclike form and do not become free; -- opposed to phanerocodonic.
Wiktionary
adelocodonic
a. (context zoology English) Applied to sexual zooids of hydroids, that have a saclike form and do not become free; opposed to phanerocodonic.