Where does “lacunose” come from?
lacunose (English) comes from English lacuna, from Latin lacūna, from Latin lacus, from New Latin lacrimalis, from Latin lācrima, from Old Latin dacrima, from Proto-Italic *d(r)(k)akrunā, from Proto-Indo-European dáḱru- — eye bitter.
lacunose (English): Full of gaps or lacunae
Ancestry of “lacunose”, step by step