upright, honest, just, conscientious, scrupulous, honorable mean having or showing a strict regard for what is morally right. upright implies a strict adherence to moral principles.

upright adjective (MORAL) honest, responsible, and moral: an upright young man (Definition of upright from the Cambridge Academic Content Dictionary © Cambridge University Press)

UPRIGHT definition: erect or vertical, as in position or posture. See examples of upright used in a sentence.

1. A perpendicular position; verticality. 2. Something, such as a goalpost, that stands upright. 3. An upright piano. 4. An upright bicycle.

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If you are sitting or standing upright, you have your back straight and are not bending or lying down. You can refer to vertical posts or the vertical parts of an object as uprights.

Upright, erect, vertical, perpendicular imply that something is in the posture of being straight upward, not leaning. That which is upright is in a position corresponding to that of a person standing up: a …

6 days ago · Scientists may have cracked the case of whether a seven-million-year-old fossil could walk upright. A new study found strong anatomical evidence that Sahelanthropus tchadensis was bipedal ...

There are 39 meanings listed in OED's entry for the word upright, 12 of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

Jan 2, 2026 · This 7-Million-Year-Old Fossil May Reveal When Ancient Humans Started Walking Upright Learn how detailed 3D analysis uncovered evidence that upright walking emerged near the very start …