WordReference Random House Unabridged Dictionary of American English © 2025
nod•u•lar 
(noj′ə lər),USA pronunciation adj. 
WordReference Random House Learner's Dictionary of American English © 2025- of, pertaining to, or characterized by nodules.
- shaped like or occurring in nodules:a nodular concretion.
- nodule + -ar1 1785–95
WordReference Random House Unabridged Dictionary of American English © 2025
nod•ule 
(noj′o̅o̅l),USA pronunciation n. 
            - a small node, knot, or knob.
- Pathology, Anatomya small, rounded mass or lump.
- Botanya tubercle.
- Latin nōdulus a little knot, equivalent. to nōd(us) node + -ulus -ule
- 1590–1600
'nodular' also found in these entries (note: many are not synonyms or translations):