1

tracklaying

play
noun track·lay·ing \-ˌlā-iŋ\

Definition of tracklaying

  1. :  the laying of tracks on a railway line

1852

First Known Use of tracklaying

1852


2

tracklaying

adjective track·lay·ing

Definition of tracklaying

  1. :  of, relating to, or being a vehicle that travels on two or more endless usually metal belts

1884

First Known Use of tracklaying

1884

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