Home
Random
Log in
Settings
Donations
About Wiktionary
Disclaimers
Search
portholing
Language
Watch
Edit
Contents
1
English
1.1
Etymology
1.2
Noun
1.2.1
Related terms
English
edit
Etymology
edit
porthole
+
-ing
Noun
edit
portholing
(
uncountable
)
(
photography
)
A
circular
vignette
-like
defect
where the
image
fades
at the
borders
.
Related terms
edit
portholed