ə|läthə|jenik adjective
also al·lo·thog·e·nous |alə|thäjənəs
Etymology: irregular (influenced by English -o- ) from German allothigen allothogenic (from Greek allothi elsewhere — from allos other — + -genēs born) + English -ic or -ous — more at else , -gen
: formed elsewhere : derived from preexisting rocks
clastic rocks or their mineral particles formed elsewhere and transported to their present position are allothogenic
: allogenic — opposed to authigenic