# ratio

Ratio is part of the Academic Word List. It is important for students in college and university.

### Pronunciation

• (US) IPA (key): /ˈreɪ.ʃoʊ/ or /ˈreɪ.ʃiˌoʊ/
• (UK) IPA (key): /ˈreɪ.ʃi.əʊ/ or /ˈreɪ.ʃəʊ/
•  Audio (US) (file)

## Noun

1. A ratio is the comparison in size or number between two things. It is written ${\displaystyle x:y}$ and read ${\displaystyle x}$ to ${\displaystyle y}$. It is the same as the fraction ${\displaystyle {\frac {x}{y}}}$.
The ratio of men's jobs to women's is 8 to 1.
But Germany now has one of the highest ratios of spending to GDP in the European Community.
The low student/teacher ratio makes this a great school.