Final answer:
An absolute phrase is a set of words that adds detail to a noun and functions like an adjective by modifying a whole sentence.
Step-by-step explanation:
An absolute phrase is a set of two or more words that adds detail to a noun and together functions like an adjective.
It modifies a whole sentence and usually includes a noun or noun phrase and a participial phrase. The participial phrase can be either present or past, and it adds extra information to the sentence.
For example, 'His arms crossed, he leaned against the wall' is an absolute phrase that adds detail to the subject 'he' and describes his action and position.
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