base course
1Base course — Base Base, n. [F. base, L. basis, fr. Gr. ba sis a stepping, step, a base, pedestal, fr. bai nein to go, step, akin to E. come. Cf. {Basis}, and see {Come}.] 1. The bottom of anything, considered as its support, or that on which something rests… …
2Base course — in pavements refers to the sub layer material of an asphalt roadway and is placed directly on top of the undisturbed soil so as to provide a foundation to support the top layer(s) of the pavement. Generally consisting of a specific type of… …
3base course — The layer(s) of a specified material of designed thickness placed on a sub base or subgrade to support the surface course. The base course and subgrade are structural elements of the pavement. In conjunction with the overlying asphalt surface,… …
4base course — noun Etymology: base (III) 1. a. : the first or lowest course of a wall (as of a foundation wall or of the wall of a building above the basement) b. : the bottom layer of material laid down in the construction of a pavement …
5base course material — noun material used as a foundation, as for a road, before the finishing or sealing surface is applied …
6Base — Base, n. [F. base, L. basis, fr. Gr. ba sis a stepping, step, a base, pedestal, fr. bai nein to go, step, akin to E. come. Cf. {Basis}, and see {Come}.] 1. The bottom of anything, considered as its support, or that on which something rests for… …
7Base hit — Base Base, n. [F. base, L. basis, fr. Gr. ba sis a stepping, step, a base, pedestal, fr. bai nein to go, step, akin to E. come. Cf. {Basis}, and see {Come}.] 1. The bottom of anything, considered as its support, or that on which something rests… …
8Base line — Base Base, n. [F. base, L. basis, fr. Gr. ba sis a stepping, step, a base, pedestal, fr. bai nein to go, step, akin to E. come. Cf. {Basis}, and see {Come}.] 1. The bottom of anything, considered as its support, or that on which something rests… …
9Base plate — Base Base, n. [F. base, L. basis, fr. Gr. ba sis a stepping, step, a base, pedestal, fr. bai nein to go, step, akin to E. come. Cf. {Basis}, and see {Come}.] 1. The bottom of anything, considered as its support, or that on which something rests… …
10Base ring — Base Base, n. [F. base, L. basis, fr. Gr. ba sis a stepping, step, a base, pedestal, fr. bai nein to go, step, akin to E. come. Cf. {Basis}, and see {Come}.] 1. The bottom of anything, considered as its support, or that on which something rests… …
