Meaning of HEADWAY in English

HEADWAY

n.

Pronunciation: - ˌ w ā

Function: noun

Date: 1748

1 a : motion or rate of motion in a forward direction b : ADVANCE , PROGRESS

2 : headroom (as under an arch) sufficient to allow passage

3 : the time interval between two vehicles traveling in the same direction on the same route

Merriam Webster Collegiate English Dictionary.      Merriam Webster - Энциклопедический словарь английского языка.