To evaluate means to assess the value, quality, or importance of something; to judge carefully based on evidence.
What Does Evaluate Mean?
Evaluate comes from the Latin valere, meaning "to be worth". When you evaluate something, you do more than simply describe it — you form a considered judgement about its quality, effectiveness, or significance, usually by weighing up evidence on both sides.
The word is especially common in academic and professional English. Essay questions often ask students to "evaluate an argument" or "evaluate the evidence". In the workplace, managers might evaluate an employee's performance, or a team might evaluate the success of a project. In science, researchers evaluate data to draw conclusions.
A key difference between evaluate and simpler words like check or look at is the depth of judgement implied. To evaluate is to apply criteria, weigh strengths against weaknesses, and arrive at a reasoned conclusion — not just a first impression. Synonyms include assess, appraise, judge, and analyse.
Example Sentences
| Sentence | Usage note |
|---|---|
| The researchers evaluated the effectiveness of the new treatment over a six-month period. | academic / scientific |
| Students are asked to evaluate the main arguments in the essay question. | academic writing instruction |
| The manager evaluated each team member's performance during the annual review. | professional / HR |
| Before making a decision, it is important to evaluate all the available options. | decision-making context |
| The charity evaluated the impact of its programmes on local communities. | non-profit / social sector |
| You need to evaluate the sources critically — not all websites are reliable. | media literacy / study skills |
| The committee was formed to evaluate whether the policy had achieved its goals. | evaluate + whether clause |
| She took time to evaluate her own strengths and weaknesses before the interview. | self-reflection / informal professional |
Word Forms
Understanding the full word family of evaluate helps you use it accurately in different grammatical positions.
Common Collocations
Learning which words naturally go with evaluate will make your English sound more natural and professional.
| Collocation | Example phrase |
|---|---|
| evaluate the effectiveness | "We must evaluate the effectiveness of the training programme." |
| evaluate the impact | "The report evaluates the impact of climate change on coastal towns." |
| evaluate performance | "Managers evaluate performance against agreed targets." |
| critically evaluate | "The exam asks you to critically evaluate the author's argument." |
| evaluate the evidence | "A good scientist evaluates the evidence before drawing conclusions." |
| evaluate progress | "Regular meetings help the team evaluate progress towards its goals." |
| evaluate the results | "After the pilot, the team met to evaluate the results." |
| objectively evaluate | "Try to objectively evaluate your own writing before submitting it." |
Common Mistakes
Watch Out For These Errors
We need to evaluate about the results. (wrong — no preposition after evaluate)
We need to evaluate the results. (evaluate takes a direct object, not a preposition)
The teacher evaluated to our essays. (wrong — do not use 'to' after evaluate)
The teacher evaluated our essays. (direct object, no preposition needed)
They made an evaluation about the programme. (unnatural — 'about' is non-standard here)
They carried out an evaluation of the programme. ('of' is the natural preposition with the noun evaluation)