# sift out

CEFR B2 · Phrasal verb

Source: https://englishreference.com/word/sift-out
Updated: 2026-10-22

## Definition

to separate or remove things you do not want from a group. You use this when you find specific information in a large amount of data.

For teachers: To separate, distinguish, or eliminate specific elements from a larger mass or collection. The verb is transitive and typically describes a systematic process of selection or exclusion.

## Examples

- The software helps you sift out the spam emails from your inbox.
- The HR manager had to sift out the unqualified applicants before she could start the interview process.
- Researchers must carefully sift out statistical noise to ensure that the underlying patterns in the climate data are accurately represented.

## Pitfalls

- Not "The system sifts out of the relevant data." but "The system sifts out the relevant data." — The phrasal verb is transitive and takes a direct object without the preposition 'of'.

## Usage notes

- The object is usually the thing being removed or the specific information being selected.
- Teaching tip: Contrast 'sift out' with 'sift through' by explaining that the former focuses on the items removed while the latter focuses on the container being searched.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.