1. (

• titanium ,
• Ti ,
• atomic_number_ ,

) a light strong grey lustrous corrosion-resistant metallic element used in strong lightweight alloys (as for airplane parts); the main sources are rutile and ilmenite ;

2. (

• ti ,
• Cordyline_terminalis

) shrub with terminal tufts of elongated leaves used locally for thatching and clothing; thick sweet roots are used as food; tropical southeastern Asia, Australia and Hawaii ;

3. (

• ti ,
• te ,
• si

) the syllable naming the seventh (subtonic) note of any musical scale in solmization ;