# feces

/ˈfiˌsiz/ (US) · CEFR C1 · Noun

Source: https://englishreference.com/word/feces
Updated: 2026-05-07

## Definition

the solid waste that leaves the body after food is digested.

For teachers: waste matter discharged from the bowels after food has been digested. Often used in medical or scientific contexts to describe excrement.

## Examples

- The doctor asked for a sample of his feces.
- Scientists analyzed the fossilized feces to determine what the ancient animals ate.
- Proper sanitation systems are essential for public health because they prevent the spread of diseases found in human feces, which can contaminate local water supplies.

## Usage notes

- Takes a plural verb ('feces are') and has no singular form in common usage.

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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.