1. To disentangle or separate the threads of something: This is the most common meaning of "unravel." It refers to the process of undoing something that has been woven or knit together, like a sweater or a piece of yarn. For example:
* "The cat accidentally unraveled the entire ball of yarn."
* "The detective was determined to unravel the mystery behind the crime."
2. To become undone or fall apart: This meaning extends beyond the literal act of separating threads to include the process of something becoming undone, disintegrating, or losing its structure.
* "The plan began to unravel when the key witness went missing."
* "Her carefully constructed facade began to unravel under scrutiny."
3. To reveal or explain something complicated or hidden: This meaning is often used in a figurative sense, to describe the act of uncovering the truth or explaining a complex situation.
* "The historian was determined to unravel the secrets of the ancient civilization."
* "Scientists are trying to unravel the mysteries of the universe."
4. To become progressively worse: This meaning suggests a gradual decline or deterioration of something.
* "The company's financial situation continued to unravel after the merger."
* "His health began to unravel after his accident."
The specific meaning of "unravel" will depend on the context in which it is used. Pay attention to the surrounding words and phrases to understand the intended meaning.