tec·ton·ism 
(tĕktə-nĭz′əm)
(tĕktə-nĭz′əm)n.
1. The structural behavior of an element of the earth's crust.
2. Crustal instability.
[TECTON(IC) + -ISM.]
- Ferdinand I
- Ferdinand I
- Ferdinand II
- Ferdinand III
- Ferdinand Joseph La Menthe
- Ferdinand Julius
- Ferdinand Marie.
- Ferdinand Marie de
- "Ferdinand the Catholic."
- "Ferdinand the Great."
- Ferdinand V
- Ferdinand von
- Ferdowsi
- Ferdowsi
- fere
- feretory
- Fergana
- Ferghana
- feria
- ferial
- ferine
- ferity
- Fermat
- fermata
- Fermat's last theorem