Adjective
Not described
Not previously known to science
Source: en.wiktionary.orgHe deduced that it contained a hitherto undescribed element which he was unable to characterise. Source: Internet
How true this seems for Hawaiian, with its rich and varied background, its many idioms heretofore undescribed, and its ingenious and sophisticated use of figurative language.” Source: Internet
Freshwaters 16(2): 183-191 but an apparently undescribed species from the same region and genus also exists. Source: Internet
In molecular systematics papers, "cf." may be used to indicate one or more undescribed species assumed related to a described species. Source: Internet
New species are described with some regularity and undescribed species likely remain. Source: Internet
Similar birds were reported from Lord Howe Island; these seem to represent another extinct subspecies but are undescribed to date. Source: Internet