ruiniform

adjective

ru·​in·​i·​form

ˈrüə̇nəˌfȯrm,

ˈru̇ə̇-,

rüˈin-

: having the appearance of ruins

—used of minerals

Word History

Etymology

ruin entry 1 + -iform

First Known Use

1805, in the meaning defined above

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