411 REFERENCE · Wiktionary
Mount Sidley
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Etymology
en
Pronunciation
sĭd′lēSid·ley, Mount 709 1
Proper noun
mount Sidley
en volcano region/Marie Byrd Land continent/Antarctica.
References
Further reading
Sidley, Mount 1763 2
en Places in Antarctica