Confused and have questions? We’ve got answers. With Chegg Study, you can get step-by-step solutions to your questions from an expert in the field. If you rather get 1:1 study help, try 30 minutes of free online tutoring with Chegg Tutors.


From Biology-Online Dictionary | Biology-Online Dictionary
Jump to: navigation, search


A spherical magnet so placed that its poles, equator, etc, correspond to those of the earth.

Origin: NL. Terrella, from L. Terra the earth.