Word of the day, 27 September 2025: ‘Arenaceous’

Word of the day: ARENACEOUS

Pronunciaton: ar·e·na·ceous UK/ær.ɪˈneɪ.ʃəs/  US/ær.ɪˈneɪ.ʃəs/

Meaning

Arenaceous means sandy or resembling sand.

Origin and History

The word arenaceous originates from the Latin word ‘arenaceus’, which means sandy or made of sand. It is used to describe things that resemble or are composed of sand.

In geology, arenaceous refers to sedimentary rocks and deposits made of sand or sandstone. It can also describe plants that thrive in sandy soil.

Examples from literature

• These fossils occur in grey earthy limestone, near its junction with the red arenaceous limestone already described. – In the Arctic Seas by Sir Francis Leopold M'Clintock
• By experiment, I found a portion of the lower arenaceous part almost completely soluble, in the cold, in nitro-sulphuric acid; and the actual residuum was, in part, owing to a defect in trituration. – Scenes and Adventures in the Semi-Alpine Region of the Ozark Mountains of Missouri and Arkansas by Henry Rowe Schoolcraft

Synonyms

• Sandy
• Gritty
• Granular
• Dusty