cathodal, a.
(ˈkæθəʊdəl)
Also kath-.
[f. Gr. κάθοδος way down (see next) + -al1.]
1. Electr. Belonging to the cathode.
| 1882 Athenæum 8 July 50/3 The character (anodal or kathodal) of the electric charge. |
2. Bot. = cathodic 2.
| 1882 Vines Sachs' Bot. 366 In Fontinalis the branch arises beneath the median line of the leaf; but in Sphagnum beneath its cathodal half. |