Noun: innumeracy i'nyoo-mu-ru-see or i'nyoo-mu-ru-see [N. Amer], i'nyoo-mu-ru-see [Brit]
- Inability to do basic arithmetic; a lack of knowledge and understanding of numbers and mathematical concepts
"The study revealed alarming levels of innumeracy among adults"
Derived forms: innumeracies
Encyclopedia: Innumeracy