Any %: A speedrun where you beat the game as fast as possible with usually few to no run restrictions.
100% Speedrun: When you speedrun completing everything in the game.
Blindfolded Run: Where you beat the game blindfolded.
Country Record: The fastest time in your country.
Intended percent: A speedrun where you do the intended minimum to beat the game.
Level Run: A speedrun of a certain level in the game.
Lines: The direct path you take to beat a level.
Local Record: The fastest time in a local area.
Meme Speedrun: When you race to do a certain meme in the game as fast as possible(with possible rules).
No Glitch Run: A speedrun rule where use of glitches are banned.
N.T.S.C.(National Television System Committee): A version of a game that runs faster then P.A.L.(Phase Alternate Line).
P.A.L.(Phase Alternate Line): A version of the game that runs slower than N.T.S.C.(National Television System Committee).
R.N.G.(Random Number Generator): The term for random chance in the game.
R.N.G.(Random Number Generator) Manipulation: When you manipulate the games randomness in your favour.
R.T.A.(Real Time Attack): When you use a real time timer to time your runs.
Single Segment: A speedrun where you add up all the in game times you get on each level.
Speedrun: When someone attempts to beat the game as fast as possible with certain rules.
Strategy: The route you beat the game in.
Sub: When you get under a certain time in a speedrun.
Sum of Best: When you add up all your personal bests(P.B.).
T.A.S.(Tool Assisted Speedrun): A speedrun where you use an emulator to create a theoretically perfect time or for demonstration.
Theoretical Perfect Run: A speedrun that theoretically can't go lower, only tied.
Tied World Record: When someone ties the world record with one or more people.
World Record(W.R.): The fastest time in the world.