Open English Wordnet
Nouns
(n)ballround object that is hit or thrown or kicked in games“the ball travelled 90 mph on his serve”,
“the mayor threw out the first ball”,
“the ball rolled into the corner pocket” (n)musket ball, balla solid projectile that is shot by a musket“they had to carry a ramrod as well as powder and ball” (n)ball, globe, orban object with a spherical shape“a ball of fire” (n)balla spherical object used as a plaything“he played with his rubber ball in the bathtub” (n)ball, formala lavish dance requiring formal attire (n)balla more or less rounded anatomical body or mass“the ball at the base of the thumb”,
“he stood on the balls of his feet” (n)baseball, baseball game, balla ball game played with a bat and ball between two teams of nine players; teams take turns at bat trying to score runs“he played baseball in high school”,
“there was a baseball game on every empty lot”,
“there was a desire for National League ball in the area”,
“play ball!” (n)balla pitch that is not in the strike zone“he threw nine straight balls before the manager yanked him” Verbs
(v)ballform into a ball by winding or rolling“ball wool”