HyperDic: trackball

English > 1 sense of the word *trackball*:
NOUN	artifact	trackball	an electronic device consisting of a rotatable ball in a housing

trackball > pronunciation
Sounds	trae'kbao.l
Rhymes	albuterol ... windfall: 100 rhymes with aol...

English > *trackball*: 1 sense > noun 1, artifact
Meaning	An electronic device consisting of a rotatable ball in a housing; used to position the cursor and move images on a computer screen.
Example	"a trackball is essentially an upside-down mouse"
Broader	electronic device	A device that accomplishes its purpose electronically
Spanish	trackball