The Collaborative International Dictionary
Lacunous
Lacunose \Lac"u*nose`\, Lacunous \La*cu"nous\, a. [L. lacunosus full of holes or hollows; cf. F. lacuneux. See Lacuna.] (Biol.) Furrowed or pitted; having shallow cavities or lacun[ae]; as, a lacunose leaf.
Wiktionary
lacunous
a. (alternative form of lacunose English)