based on something
Proposed by a contributor, not yet supported by evidence.
Meaning · English
Founded or dependent on something
Literally: supported by a thing
Register: neutral
Examples
Her decision was based on evidence
AI-drafted example auto-approved by rule (illustrative, not a corpus attestation)
Sources & notes
Everyday learner phrase (CEFR A2); level cross-referenced from published learner lists. Definition pending editorial review. Definition drafted by AI (@cf/meta/llama-3.3-70b-instruct-fp8-fast) and auto-approved by rule on 2026-08-01; pending editor spot-check.
Common questions
What does “based on something” mean?
Founded or dependent on something Literally: supported by a thing
Is “based on something” formal or informal?
based on something is generally neutral.