Arsenic (noun)

A chemical element (symbol As) with an atomic number of 33 and atomic weight of 74.92, a semi-metallic element that is found in small amounts in minerals and is used in many industrial processes and pesticides.

Origin:

Middle english, from old french, from latin arsēnicum, from greek arsēnikon, from arsēn (genitive arsēnos) male, virile, from prakrit arsāna.

Examples:

1. Arsenic is a toxic element and can be dangerous if ingested or inhaled.
2. The use of arsenic compounds in pesticides has been banned in many countries.
3. Arsenic is used in the production of semiconductors and other electronic devices.
4. Arsenic contamination of groundwater is a major public health concern.
5. Some studies have found that long-term exposure to arsenic can increase the risk of certain cancers.