au·toch·thon 
(ô-tŏkthən)
(ô-tŏkthən)n. pl. au·toch·thons or au·toch·tho·nes (-thə-nēz′)
1. One that originated or was formed where it is found, especially a rock formation that has not been displaced.
2. One of the earliest known inhabitants of a place; an aborigine.
3. Ecology An indigenous plant or animal.
[Greek autokhthōn : auto-, auto- + khthōn, earth; see dhghem- in the Appendix of Indo-European roots.]
- magnetic mine
- magnetic moment
- magnetic monopole
- magnetic needle
- magnetic north
- magnetic north pole
- magnetic permeability
- magnetic pole
- magnetic potential
- magnetic pyrites
- magnetic quantum number
- magnetic recording
- magnetic resonance
- magnetic resonance imaging
- magnetic reversal
- magnetic south
- magnetic south pole
- magnetic storm
- magnetic tape
- magnetic variation
- magnetism
- magnetite
- magnetizable
- magnetization
- magnetize