allochthon
/əˈlɒkθən/
Word Rarity
Very rare
Frequency: 0.00 in modern English
18
Scrabble Score
10
Letters
2
Syllables
7
Unique Chars
Meaning
noun
A geological formation not formed in the region where found and moved to its present location by tectonic forces. Compare autochthon.
Etymology
1940–45; back formation from allochthonous.