Home
Random
Log in
Settings
Donations
About Wiktionary
Disclaimers
Search
backarc
Language
Watch
Edit
Contents
1
English
1.1
Etymology
1.2
Noun
1.3
Anagrams
English
edit
Etymology
edit
back
+
arc
Noun
edit
backarc
(
plural
backarcs
)
(
geology
)
The landward region of a
volcanic
chain, opposite the
subduction
zone.
Anagrams
edit
ab crack