Law School Admissions

LSAT Glossary

By Andrew Collins / April 30, 2026

An LSAT glossary in plain English: raw score, scaled score, percentile, score band, CAS, LawHub, 509 report, splitter and more.

Quick answer: this LSAT glossary explains the key terms for scores, the test and law school admissions in plain English. For more on the scale, see the LSAT score range guide. Learn how the test works in what is the LSAT.

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Score Terms

Term Meaning
Raw score Questions you got right. See raw score conversion.
Scaled score Your official 120 to 180 score. See scaled score.
Percentile The share of test takers below you. See what it means.
Score band A range around your score. See score bands.
Equating Adjusting each test’s scale so scores can be compared. See the LSAT curve.
Score Preview A paid option to see your score, then keep or cancel it. See Score Preview.

Test Terms

Term Meaning
LSAC The Law School Admission Council, which makes the LSAT.
LawHub LSAC’s official practice platform. See free LSAT prep.
PrepTest An official past LSAT used for practice.
Logical Reasoning (LR) The section on arguments, with 50 scored questions. See the question types.
Reading Comprehension (RC) The reading section, with 27 scored questions.
Logic Games A section removed in August 2024.
Argumentative Writing The unscored writing task. See does it matter.
Blind review Redoing questions with no timer. See the method.

Admissions Terms

Term Meaning
CAS LSAC’s Credential Assembly Service, which sends your materials to schools.
LSAC GPA Your GPA as LSAC works it out. See the calculator.
ABA 509 report Each school’s required public data on scores, costs and more.
Median The middle score at a school. See median LSAT.
25th and 75th percentile The edges of the middle half of a class.
T14 The 14 schools long ranked at the top. See the list.
Splitter High LSAT, lower GPA. See splitters.
Reverse splitter High GPA, lower LSAT. See reverse splitters.
Rolling admissions Schools review files as they arrive, so early can help.
Addendum A short note explaining something in your file.
PercentilesSee the full LSAT percentile chart School MediansCompare the Top 100 law schools ImproveBuild a score increase plan