# perfect

/ˈpɝˌfɪkt/ (US)

Source: https://englishreference.com/word/perfect
Updated: 2026-06-19

## Senses

### 1. without flaws

adjective · CEFR A1

having no mistakes, faults, or problems.

For teachers: entirely without any flaws, defects, or errors; meeting the highest possible standard of excellence.

- The weather was perfect for a picnic in the park.
- After months of rigorous practice, the gymnast delivered a perfect routine that earned her a standing ovation from the judges.

### 2. exact or complete

adjective · CEFR A2

exactly right for a particular purpose or situation.

For teachers: fitting a particular requirement or definition precisely; complete in all respects.

- You are the perfect person for this job because of your experience.
- The small coastal village provided a perfect setting for the author's latest mystery novel, offering both isolation and atmosphere.

### 3. to improve something

verb · CEFR B2

to work on something until it has no mistakes.

For teachers: to bring something to a state of completion or excellence through continuous refinement.

- She spent years trying to perfect her recipe for chocolate cake.
- The research team spent the better part of a decade attempting to perfect the carbon-capture technology before it was ready for commercial use.

Usage: The verb is transitive and requires a direct object.

### 4. grammar tense

noun · CEFR B1 · Technical

a verb form used to talk about completed actions, like 'I have eaten'.

For teachers: a tense or aspect that expresses an action as having been completed at the time of speaking.

- In English, we use the present perfect to talk about our life experiences.
- Students often struggle with the distinction between the past simple and the present perfect when describing specific historical events.

### 5. botany

adjective · CEFR C2 · Technical

a flower that has both male and female parts.

For teachers: describing a flower that possesses both functional stamens and carpels.

- A lily is a perfect flower because it has both male and female reproductive organs.
- The botanist noted that while many garden species bear perfect flowers, others rely on separate male and female blooms to ensure cross-pollination.

### 6. music intervals

adjective · CEFR C1 · Technical

describing certain musical sounds that are very stable, like an octave.

For teachers: referring to intervals of a unison, fourth, fifth, or octave that are not augmented or diminished.

- The song begins with a perfect fifth, which sounds very clear and strong.
- The composer utilised perfect fourths and fifths to evoke a medieval atmosphere throughout the orchestral suite's opening movement.

## Examples

- The present perfect uses the word 'have' followed by a past participle.
- Students often struggle to choose between the simple past and the present perfect when describing their life experiences.
- While the present perfect connects past events to the current moment, the past perfect establishes a sequence between two distinct points in the past.

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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.