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Meaning of A* | Babel Free

Noun CEFR A2

/eɪ̯ stɑː/

Definitions

An academic grade, higher than A or A+. Where it is used, it is often the best class of result.
countable, uncountable
A best-first graph search algorithm for finding a lowest-cost path to a goal.
uncountable

CEFR level

A2

Elementary
This word is part of the CEFR A2 vocabulary — elementary level.

See also

a** a**e a**hole A/3C a/a A/B test