1 superelevation | Definition of superelevation

superelevation

noun
su路​per路​el路​e路​va路​tion | \ 藢s眉-p蓹r-藢e-l蓹-藞v膩-sh蓹n How to pronounce superelevation (audio) \

Definition of superelevation

1 : the vertical distance between the heights of inner and outer edges of highway pavement or railroad rails
2 : additional elevation

First Known Use of superelevation

1840, in the meaning defined at sense 1

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