1860, in the meaning defined above
convergent lady beetle
converging lens
converging meniscus
“Converging lens.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/converging%20lens. Accessed 15 Nov. 2024.
Britannica.com: Encyclopedia article about converging lens
Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!
See Definitions and Examples »
Get Word of the Day daily email!
Share