Answer: ferrimagnetic

AnswerCrossword Clue
ferrimagneticof or relating to a substance (as ferrite) characterized by magnetization in which two types of ions of unequal magnetic moment are polarized in opposite directions
ferrimagnetic(of a substance) Displaying a weak form of ferromagnetism associated with parallel but opposite alignment of neighboring atoms. In contrast with antiferromagnetic materials, these alignments do not cancel out and there is a net magnetic moment