unduˈlato-
comb. form of undulate a., used in some botanical terms, as undulato-rugose, undulato-striate.
| 1829 Loudon Encycl. Plants (1836) 1027 Stromatosphæria deusta;..rigid spreading thick undulato-rugose. 1866 Treas. Bot. 1191/1 Undulato-striate. |