forearc
noun
forearc is a noun meaning “A region of raised rock debris which forms between the subduction zone and any associated volcano or volcanic chain” (English Wiktionary, September 2026). It is spelled F-O-R-E-A-R-C, and it appears about once in every 30 million words in written English (wordfreq, 2021 data). The plural of forearc is forearcs.
What does forearc mean?
noun
- 1
A region of raised rock debris which forms between the subduction zone and any associated volcano or volcanic chain.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Forms of forearc
- forearcs plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How common is forearc?
Forearc appears about once in every 30 million words in written English, the 165,739th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
Where does forearc come from?
From fore- + arc.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).