Definition

Relating to or containing silica, a hard, glassy mineral found in sand and quartz.

Example

The silicious rocks in the area are known for their durability and resistance to weathering.

Conversation

Did you know that some rocks are classified as silicious?

Really? I’ve never heard that term before.

Yeah, it means they contain a lot of silica.

That's interesting! I’ll have to look into it more.

Synonyms & Antonyms

Root Explanation

Silicious → It is formed from "silica" (from Latin *silica*, meaning flint or stone) and the suffix "-ous" (meaning full of or possessing). The word "silicious" refers to something that is full of or contains silica, typically in a geological or mineralogical context.

Memory Tip

Think of 'silica' as the material that is 'full of' ('-ous') in silicious substances, helping you remember that silicious means containing silica.

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