verb to attach or secure something firmly to something else
preposition to focus on or give attention to something
In literature, 'fasten upon' is used figuratively to describe the act of focusing on or seizing upon a particular idea, theme, or detail in a text.
In construction, 'fasten upon' is commonly used when referring to attaching one material to another, like fastening a screw upon a wall.
In engineering, 'fasten upon' is used to describe the action of securing one object to another, such as fastening a bolt upon a nut.
In fashion design, 'fasten upon' is relevant when talking about securing a closure or fastening on a garment, for example fastening a zipper upon a dress.
In literature, 'fasten upon' is used to describe a character's intense focus or fixation on a particular idea, object, or person.
Psychologists may use 'fasten upon' when discussing a patient's tendency to latch onto certain thoughts or behaviors, often to the detriment of their mental health.
Legal analysts may use 'fasten upon' when examining a key piece of evidence that a case hinges upon, emphasizing its importance in the overall legal argument.
In marketing, 'fasten upon' can be used to describe a company's decision to target a specific demographic or market segment with their advertising campaigns.