Quick definitions from Wiktionary (line of levels)
▸ noun: A connected series of measurements, by means of a level, along a given line, such as that of a railroad, to ascertain the profile of the ground.
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▸ noun: A connected series of measurements, by means of a level, along a given line, such as that of a railroad, to ascertain the profile of the ground.
▸ Words similar to line of levels
▸ Usage examples for line of levels
▸ Words that often appear near line of levels
▸ Rhymes of line of levels
▸ Invented words related to line of levels