Glossary Terms EXTENSION June 20, 2023 Posted by Sean McWard 20 Jun EXTENSION [ik-sten-shuhn] What it is: Any artificial product that creates an extension of the fingernail. VIDEOS RELATED TO THIS TERM Pink Paisley Nail ArtSarah PetersenRussian Almond: Application LEARN MORE TERMS View All Glossary Terms UV LAMP BUFFING MASK