19 entries under idiom topic. ×
| plumb line(noun, expression) | |
| at right angles | |
| straight line | |
| be orthogonal(expression, perpendicularity) | |
| be perpendicular(expression, perpendicularity) | |
| be rectangular(expression, perpendicularity) | |
| broad side foremost | |
| extremely steep | |
| have no correlation(expression, perpendicularity) | |
| having rectitude | |
| intersect at degrees(expression, perpendicularity) | |
| lead line | |
| morally erect | |
| not abnormal | |
| perpendicular line | |
| plumb rule | |
| sounding line | |
| vertical line | |
| young servant |
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| APA | Smart Define. (2015). perpendicular thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/perpendicular/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "perpendicular thesaurus" https://smartdefine.org/perpendicular/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, perpendicular thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/perpendicular/thesaurus/synonyms>. |
| MLA | Smart Define. "perpendicular thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/perpendicular/thesaurus/synonyms> |