Definition: 4 stringed guitar-like plucked instrument from China with a pear shaped body. In the literature as far back as 2000BC. The name refers to the forward and back picking technique. Read the full Other Fretted Instruments FAQ Page.
The tenor uke is bigger than both soprano and concert and usually tuned to C tuning. Soprano and concert ukes are tuned GCEA (C tuning), or ADF#B (D tuning).