noun the fielding position of the player on a baseball team who is stationed near the third of the bases in the infield (counting counterclockwise from home plate)
Synonymsthird base
noun the third from the lowest forward ratio gear in the gear box of a motor vehicle
Synonymsthird gear
noun the base that must be touched third by a base runner in baseball
Synonymsthird base
adjective coming next after the second and just before the fourth in position
Similarordinal
adverb in the third place
Synonymsthirdly
Source: WordNet 3.1, Princeton University