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§ Glossary

Basketball statsin plain English.

25 terms with formulas, worked examples, and why each one matters. Built so a coach, commissioner, or curious fan can read one definition and walk away knowing what the number means.

Featured term · ShootingTS%True Shooting PercentageTS% = PTS / (2 × (FGA + 0.44 × FTA)) × 100Formula and worked example
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  2. A
  3. B
  4. C
  5. D
  6. E
  7. F
  8. G
  9. H
  10. I
  11. J
  12. K
  13. L
  14. M
  15. N
  16. O
  17. P
  18. Q
  19. R
  20. S
  21. T
  22. U
  23. V
  24. W
  25. X
  26. Y
  27. Z

25 terms

A

2 terms

  • AST/TOAssist-to-Turnover RatioAST/TO measures ball-control: how many assists a player creates for each turnover they commit.Rates
  • APGAssists Per GameAPG is total assists divided by games played — how many baskets per game a player directly created for a teammate.Box score

B

1 term

  • BPGBlocks Per GameBPG is total blocks divided by games played — the headline rim-protection stat for centers and forwards.Box score

D

3 terms

  • DRtgDefensive RatingDefensive Rating is points allowed per 100 possessions — the standard pace-adjusted defensive efficiency metric.Efficiency
  • DRB%Defensive Rebound PercentageDRB% is the share of available defensive rebounds a player grabbed while on the floor.Rates
  • 2x2Double-DoubleA double-double is a single game with double-digit totals in two of: points, rebounds, assists, steals, or blocks.Box score

E

1 term

  • eFG%Effective Field Goal PercentageeFG% is FG% adjusted to give 3-pointers the bonus they deserve — a 3 is worth 50% more than a 2.Shooting

F

3 terms

  • FG%Field Goal PercentageFG% is the share of shot attempts (2s and 3s combined) that go in — the most basic shooting efficiency metric.Shooting
  • FT%Free Throw PercentageFT% is the share of free throws made — the purest measure of unguarded shooting touch.Shooting
  • FT/FGAFree Throw RateFree Throw Rate is FTA divided by FGA — how often a player draws fouls relative to how often they shoot.Shooting

G

1 term

  • GmScGame ScoreGame Score is John Hollinger’s single-number summary of a player’s value in one game — scaled like points.Efficiency

O

2 terms

  • ORtgOffensive RatingOffensive Rating is points scored per 100 possessions — the standard pace-adjusted offensive efficiency metric.Efficiency
  • ORB%Offensive Rebound PercentageORB% is the share of available offensive rebounds a player grabbed while on the floor.Rates

P

4 terms

  • PacePacePace is possessions per 48 minutes — how fast a team plays, independent of how well they score.Rates
  • PERPlayer Efficiency RatingPER is a per-game number summarizing everything a player does — scoring, rebounds, assists, defense, and turnovers.Efficiency
  • +/-Plus-MinusPlus-minus is the team’s point differential while a player is on the floor — credits or charges every player on the court.Efficiency
  • PPGPoints Per GamePPG is total points scored divided by games played — the simplest measure of a scorer’s output.Box score

R

1 term

  • RPGRebounds Per GameRPG is total rebounds divided by games played — combining offensive and defensive boards into a single per-game number.Box score

S

1 term

  • SPGSteals Per GameSPG is total steals divided by games played — the cleanest counting stat for on-ball defensive playmaking.Box score

T

5 terms

  • 3P%Three-Point Percentage3P% is the share of three-point attempts that go in — the cleanest measure of a shooter’s long-range accuracy.Shooting
  • 3x10Triple-DoubleA triple-double is a single game with double-digit totals in three of: points, rebounds, assists, steals, or blocks.Box score
  • TS%True Shooting PercentageTS% measures shooting efficiency across 2-pointers, 3-pointers, and free throws on a single 0–100 scale.Shooting
  • TOV%Turnover PercentageTOV% estimates what percentage of a player’s possessions ended in a turnover — controlling for usage.Rates
  • TOVTurnovers Per GameTurnovers per game is how often a player coughs up the ball — the negative twin of assists.Box score

U

1 term

  • USG%Usage RateUSG% measures the share of a team’s offensive plays a player is responsible for — shots, free throws, and turnovers combined.Usage

Need just the letters? The abbreviations cheat sheet lists every one on a single page.

Computed for you

Every number here, on your league page.

ArcStat computes these from the box score you already enter — advanced metrics on Pro and up.

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