Min·da·na·o 
(mĭn′də-näō, -nou)
(mĭn′də-näō, -nou) An island of the southern Philippines northeast of Borneo. Mindanao is the country's second largest and second most populous island.
- optical disk
- optical fiber
- optical illusion
- optical isomer
- optically
- optically active
- optical maser
- optical phonon
- optical resonator
- optical scanner
- optical tweezers
- optic axis
- optic chiasma
- optic cup
- optic disk
- optician
- optic lobe
- optic nerve
- optics
- optic vesicle
- optima
- optimal
- optimally
- optimism
- optimist