dilate on/upon
phrasal verb
dilated on/upon; dilating on/upon; dilates on/upon
formal
: to talk about (a subject) for a long time
We spent a long evening listening to him dilate on the need for tax relief.
Dictionary Entries Near dilate on/upon
Cite this Entry
“Dilate on/upon.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dilate%20on%2Fupon. Accessed 5 Nov. 2024.
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