English noun: constant of proportionality | |||
| 1. | constant of proportionality (quantity) the constant value of the ratio of two proportional quantities x and y; usually written y = kx, where k is the factor of proportionality | ||
| Synonyms | factor of proportionality | ||
| Broader (hypernym) | constant, factor | ||
| Narrower (hyponym) | h, Planck's constant | ||