Conscientious – Definition, Meaning & Use In A Sentence

22/01/2025 Language rules Time to read: 3min

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In academic writing, clarity and precision are essential, especially when discussing complex terms. The word “conscientious” holds significant weight in both academic and everyday language. This article explores its definition, etymology, and usage to deepen understanding. Knowing a term’s origins allows for more thoughtful and accurate application in your writing.

Definition of “conscientious”

The term “conscientious” describes someone diligent, thorough, and careful in performing tasks, especially when fulfilling duties or responsibilities. A conscientious person shows a strong sense of accountability and consistently strives to do what is right. Such individuals are dependable and trustworthy, as others can rely on them to honour commitments and maintain high standards.

Use of “conscientious” in a sentence

The term “conscientious” (pronounced kahn-shee-EN-shuhs) functions as an adjective used to describe someone who is dedicated to performing tasks or duties with a high degree of care, thoroughness, and responsibility. A conscientious person pays close attention to detail, is self-disciplined, and consistently strives to meet or exceed expectations in their work. They are often motivated by a strong sense of moral or ethical duty to do their best.

Common antonyms for “conscientious” include “careless,” “negligent,” and “irresponsible.”

Examples

  • He was a conscientious employee, always checking for errors.
  • The conscientious student always completed her work carefully.
  • The doctor was conscientious, providing thorough care to every patient.

How to spell “conscientious” correctly

“Conscientious” is often misspelled because of its complex structure and relatively infrequent use in everyday conversation. Like the related noun “conscience,” this word contains a tricky combination of letters, especially the “scient” root word, which can confuse writers.

A helpful way to avoid common spelling mistakes is to remember the word’s origin. The term comes from the Latin “conscientia,” meaning “knowledge within oneself” or “sense of moral duty.”

This etymology underscores that being conscientious is not only about diligence and care, but also about having an internal awareness of what is right and a personal commitment to act accordingly.

Correct spelling

conscientious

 

Wrong spelling

consentious

conscentious

If you are unfamiliar with the correct spelling of “conscientious,” you might rely on phonetics, which can easily lead to mistakes.

The term is related to “science” in its Latin root, as both words come from the Latin “scientia,” meaning “knowledge” or “understanding.” This similarity can help you remember the difficult “scient” element in the middle of the adjective.

Synonyms for “conscientious”

Using synonyms for words that are difficult to spell or that may sound repetitive helps you avoid repetition and redundancy in your writing. Below, you’ll find a selection of synonyms for “conscientious” along with example sentences to illustrate how each can be used.

Synonyms Examples
Diligent He was a conscientious employee who always took pride in his work.
He was a diligent employee who always took pride in his work.
Meticulous She is a conscientious manager, ensuring everything runs smoothly.
She is a meticulous manager, ensuring everything runs smoothly.
Thorough Nadine was one of the most conscientious team leaders I've ever worked with.
Nadine was one of the most thorough team leaders I've ever worked with.
Sedulous He was conscientious in his efforts to improve the project, never missing a deadline.
He was sedulous in his efforts to improve the project, never missing a deadline.

FAQs

“Conscientious” is closely related to traits like:

  • Ethical: Acting in a morally responsible way.
  • Meticulousness: Paying extreme attention to detail.
  • Diligence: The quality of being hardworking and persistent.
  • Attentiveness: Being focused and careful about how things are done.
  • Thoroughness: Completing tasks with care and attention to all details.
  • Responsibility: Being accountable and dependable in fulfilling obligations.

In academics, a conscientious student might go beyond the minimum requirements for an assignment, thoroughly researching the topic and paying attention to both content and presentation.

Yes, being conscientious is generally considered a positive trait. It reflects someone diligent, responsible, and careful in their work and behaviour. Conscientious people tend to be reliable and thorough, making them trusted in both professional and personal settings. They often deliver high-quality work and maintain strong ethical standards.

The opposite of a conscientious person would be someone who is:

  • Careless: Showing a lack of attention or concern.
  • Negligent: Failing to take proper care in fulfilling duties.
  • Irresponsible: Unreliable, not accountable for actions or duties.
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From

Melissa Gertschnig

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About the author

Melissa Gertschnig works as a Content Manager for the English market at BachelorPrint. A love for languages and other cultures has led her to become a foreign language correspondence clerk, with a primary focus on English and Spanish. This gained her a high proficiency English level in listening, writing, and reading. During her training, Melissa had been awarded a Level 2 Pearson LCCI Certificate for Business English. While working full-time, she earned her certificate in Online Marketing, which ultimately led her to BachelorPrint, where she delivers professionally written and educational content for students and curious individuals all around the world.

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Cite This Article

Bibliography

Gertschnig, M. (2025, January 22). Conscientious – Definition, Meaning & Use In A Sentence. BachelorPrint. https://www.bachelorprint.com/uk/definitions/conscientious/ (retrieved 04/07/2025)

In-text citation

Parenthetical
(Gertschnig , 2025)
Narrative
Gertschnig (2025)

Bibliography

Gertschnig, Melissa. 2025. "Conscientious – Definition, Meaning & Use In A Sentence." BachelorPrint, Retrieved July 04, 2025. https://www.bachelorprint.com/uk/definitions/conscientious/.

In-text citation

Parenthetical
(Gertschnig 2025)

Bibliography

Melissa Gertschnig, "Conscientious – Definition, Meaning & Use In A Sentence," BachelorPrint, January 22, 2025, https://www.bachelorprint.com/uk/definitions/conscientious/ (retrieved July 04, 2025).

Footnotes

Short note
Gertschnig, "Shortened title."

Bibliography

Gertschnig, Melissa: Conscientious – Definition, Meaning & Use In A Sentence, in: BachelorPrint, 22/01/2025, [online] https://www.bachelorprint.com/uk/definitions/conscientious/ (retrieved 04/07/2025).

Footnotes

Full note
Gertschnig, Melissa: Conscientious – Definition, Meaning & Use In A Sentence, in: BachelorPrint, 22/01/2025, [online] https://www.bachelorprint.com/uk/definitions/conscientious/ (retrieved 04/07/2025).
Direct quote
Gertschnig, 2025.
Indirect quote
Gertschnig, 2025.

Bibliography

Gertschnig, Melissa (2025): Conscientious – Definition, Meaning & Use In A Sentence, in: BachelorPrint, [online] https://www.bachelorprint.com/uk/definitions/conscientious/ (retrieved 04/07/2025).

In-text citation

Direct quote
(Gertschnig, 2025)
Indirect quote
(Gertschnig, 2025)
Narrative
Gertschnig (2025)

Bibliography

Gertschnig, Melissa. "Conscientious – Definition, Meaning & Use In A Sentence." BachelorPrint, 22/01/2025, https://www.bachelorprint.com/uk/definitions/conscientious/ (retrieved 04/07/2025).

In-text citation

Parenthetical
(Gertschnig)
Narrative
Gertschnig

Bibliography

Number. Gertschnig M. Conscientious – Definition, Meaning & Use In A Sentence [Internet]. BachelorPrint. 2025 [cited 04/07/2025]. Available from: https://www.bachelorprint.com/uk/definitions/conscientious/


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