Of a crystal: having one part in reverse position with reference to the other part; twinned.
limitrophe
limitrophe
adj
Border, frontier; being or existing along a border or frontier.
noun
A border state or area.
lithosperm
thermophil
thermopile
thermopile
noun
(electronics) An electronic device that converts thermal energy into electrical energy. Usually constructed using a series-combination of thermocouples