What does scrupulous mean?
Scrupulous describes a person who acts with moral integrity, honesty, and careful attention to what is right. It can also describe an approach characterized by thoroughness and precision, as in meticulous research or scrupulous attention to detail. The word is especially useful when you want to emphasize that someone is not merely competent but genuinely conscientious: they check facts, avoid bias, and treat responsibilities seriously. In professional and institutional settings, describing someone as scrupulous conveys trust and reliability. Depending on context, the word can also imply such intense care that the person may be seen as overcautious or excessively concerned with small matters. Scrupulous is used in formal English in both British and American varieties and is stronger and more approving than simply saying that someone is careful. It is often paired with phrases involving detail, accuracy, fairness, or honesty.
adjectiveHaving moral integrity and acting with care and honesty. Showing painstaking attention to detail, accuracy, and fairness.
- Having moral integrity; acting with care, honesty, and a strong sense of what is right.
- Showing painstaking attention to detail, accuracy, and fairness.
"The scrupulous editor checked every citation before the article was published."
"She was scrupulous in ensuring that every participant was treated fairly."
"The architect paid scrupulous attention to the building's original proportions."
"A scrupulous reviewer should acknowledge both the strengths and limitations of a book."
Scrupulous comes from a Latin word for a small stone: even the smallest point can matter when someone is determined to examine an issue honestly and thoroughly.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of scrupulous
Scrupulous comes from Latin scrupulosus, meaning “pertaining to a scruple” and “careful, scrupulous,” from scrupulus, a diminutive of scrupus meaning “stone” or “pebble.” The word entered English in the early 17th century through the sense of examining matters closely or being guided by a delicate moral sense. The related English noun scruple also reflects this Latin ancestry and ultimately developed meanings connected with doubt, moral hesitation, and conscientious concern.
Related word forms
How scrupulous is actually used
Generally formal and strongly positive, especially in business, legal, academic, and editorial contexts. It can suggest that someone is painstakingly careful, and occasionally that they are excessively concerned with minor details.
Easily confused with scrupulous
A scrupulous person is careful, conscientious, and attentive to details, whereas a skeptical person doubts whether something is true or trustworthy.