1) Channeled 2) Constituted 3) Corrugated 4) Established 5) Furrowed 6) Ridged 1) Constituted 2) Established 3) Furrowed 4) Like a record 5) Like LPs 6) Striated 7) Well-grooved 
• (imp. & p. p.) of Groove
[adj] - having grooves or tracks cut or incised 2. [adj] - established as if settled into a groove or rut
covered in deep channels
A narrow cut or channel in a surface
well-grooved adjective established as if settled into a groove or rut
A narrow cut or channel in a surface