Vitruvian Triad
Version 1.0.0 · Updated 2026-07-28
CORE DEFINITION
Firmness, commodity, and delight (Latin: firmitas, utilitas et venustas) are the three aspects of good architecture declared by the Roman architect Vitruvius in his book "De architectura" ("On architecture", 1st century BC) and also known as Vitruvian virtues, Vitruvian Triad. The literal meaning of the Latin phrase is closer to "durability, convenience, and beauty", but the more familiar version is "firmness, commodity, and delight".
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Firmness, commodity, and delight (Latin: firmitas, utilitas et venustas) are the three aspects of good architecture declared by the Roman architect Vitruvius in his book "De architectura" ("On architecture").
Anchor fast decisions
The three architectural principles: firmness (firmitas), utility (utilitas), and beauty (venustas), which need to be balanced and weighed against each other.
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- en.wikipedia.orghttps://en.wikipedia.org/wiki/Firmness%2C_commodity%2C_and_delightverified
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