What are rebounds?

Some articles on rebounds:

Biedrins - FIBA Career
... himself as an impact player, appearing in 41 LBL games, averaging 2.9 points, 4.6 rebounds and 1.32 blocks, while shooting 59.8% from the field ... FIBA European league (2003–2004), he averaged 18.6 points, 8.2 rebounds and 1.82 blocks. 28 LBL games, averaging 18.0 points, 8.9 rebounds, 1.3 assists and 1.86 blocks, while shooting 61.5% from the field ...
Bob Lienhard
... He became the school's all time leading rebounder with 1,116 career rebounds ... He also holds the single season record with 396 rebounds, as well as the single game record with 32 rebounds ...
Bev Smith
... in a game (38), points in a season (632), points in a career (2,063), rebounds in a game (26), rebounds in a season (376), rebounds in a career (2,063), and assists in a career (443) ...
Patrick Sanders - Professional Career
... He averaged 13.9pts, 3.6 rebounds and 1.4 assists, while shooting.417 percent from the 3 point line, in 30.7 minutes of playing time per game ... the Iowa Energy franchise scoring record by tallying 43pts and 5 rebounds in a double overtime victory against the Dakota Wizards ... Ants inking 11-11 from the field for 29pts, 5 rebounds and 5 assists ...
Lee Melchionni - Basketball Career - High School
... at Germantown Academy in Fort Washington, Pennsylvania he averaged 19.7 points, 9.2 rebounds, 5.0 assists, and 3.0 steals ... Melchionni finished with over 1200 points and 800 rebounds ... He also averaged 16 points, a team-best 9.0 rebounds, 4.0 assists and 4.0 steals as a junior ...