noun, plural re·sid·u·a [ri-zij-oo-uh] /rɪˈzɪdʒ u ə/.
- the residue, remainder, or rest of something.
- Also residue. Chemistry. a quantity or body of matter remaining after evaporation, combustion, distillation, etc.
- any residual product.
- Law. the residue of an estate.
noun plural -ua (-jʊə)
- a more formal word for residue
n. pl. re•sid•u•a (-ōō-ə)
- Something remaining after removal of a part; a residue.