| arenaceous | (adj) resembling or containing or abounding in sand; or growing in sandy areas, Syn. sandlike, sandy, Ant. argillaceous, Example: arenaceous limestone; arenaceous grasses |
| arenaceous rock | (n) a sedimentary rock composed of sand |
| Arenaceous | a. [ L. arenaceus, fr. arena sand. ] Sandy or consisting largely of sand; of the nature of sand; easily disintegrating into sand; friable; |