Synonyms that are in the dictionary are marked in green. Synonyms that are not in the dictionary are marked in red.
Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
"Toothbrush abrasion" is when the teeth are brushed too hard and too regularly, causing receding gums.
Source: https://www.nottinghampost.com/news/health/vaping-affect-teeth-best-way-8527765
With its resistance of 223 Vickers, this alloy is 50-per-cent more resistant to abrasion than conventional steels and has a unique hardness.