Pronunciation: [sˈɛt at nˈɔːt] (IPA) 
The phrase "set at nought" means to disregard or disregard someone or something. The spelling of this phrase can be a bit confusing for non-native speakers as the "nought" part is pronounced like "not" (/nɑt/). This is because "nought" is an old-fashioned word for zero or nothing and the pronunciation has evolved over time. So, to correctly spell this phrase, it would be "set at nought" (/sɛt æt nɔt/).
To "set at nought" is an idiomatic expression that means to disregard, ignore, or treat as unimportant or unworthy. This phrase is used to convey the act of intentionally undervaluing or dismissing something or someone. When someone "sets at nought" an idea, opinion, or individual, they minimize its significance or reject its value entirely.
The phrase "set at nought" originates from the combination of two words: "set," which means to place or establish, and "nought," which indicates zero or nothingness. Together, these words form a figurative concept in which an item or concept is placed in a state of insignificance or worthlessness.
Often used in a negative context, "set at nought" implies a deliberate act of denying recognition or refusing to acknowledge someone or something's worth. It is an intentional gesture of deprecation, illustrating a lack of respect or consideration for that person or idea. This phrase can be employed to describe situations in which individuals or opinions are pushed aside or disregarded without any regard for their value or merit.
Overall, "set at nought" encapsulates the act of disregarding or diminishing the worth of an individual or idea, underlining the intentional neglect or insignificance attributed to them.
