rationoun [C]uk /ˈreɪ.ʃi.əʊ/ us /ˈreɪ.ʃi.oʊ/ (plural ratios)
- Compute the ratio of the object's height to its weight.
- What is the car's power to weight ratio?
- The staff to student ratio has increased dramatically in the last five years.
- The efficiency of a machine is the ratio between the energy it supplies and the energy put into it.
- Pi is the ratio of a circle's circumference to its diameter.