D defs.my
Entry 1 sense Webster, 1913

Arenaceous

· Ar·e·na·ceous · IPA /ɛɹəˈneɪʃəs/
01 a. Sandy or consisting largely of sand; of the nature of sand; easily disintegrating into sand; friable; as, arenaceous limestone.
  1. 1.
    Sandy or consisting largely of sand; of the nature of sand; easily disintegrating into sand; friable; as, arenaceous limestone.