411 REFERENCE · Wiktionary
Mackie line
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Etymology
Named after Alexander Mackie, 19th-century British scientist.
Noun
en photography An adjacency or border effect created during development, at the border between areas of high and low densities.
Further reading
Anagrams
en aceeiiklmn cinemalike
en eponyms