Pronunciation: [ˈɔːl ɒv ɪt] (IPA) 
The spelling of the phrase "all of it" follows the standard rules of English spelling. The first word, "all," is spelled with the short a sound, as in "cat," and the double l indicates that the vowel sound is not preceded by a consonant. The "of" is pronounced with the same vowel sound as "all," and the "it" uses the short i sound as in "sit." In IPA phonetic transcription, the phrase would be written as /ɔl əv ɪt/.
"All of it" is an idiomatic expression that refers to the entirety or entirety of something. It is used to emphasize the completeness of a collection, set, or group of things or to indicate the inclusion of every item or aspect related to a particular situation or topic.
When used in a literal sense, "all of it" refers to the entire amount, quantity, or number of objects or elements within a specific context. For instance, if someone says, "I ate all of it," it means that they consumed the entire serving or portion of food or drink. Similarly, if someone claims, "I read all of it," they imply that they have read the entire material, such as a book or document, without omitting any part.
In a figurative sense, "all of it" can be employed to convey the comprehensive nature of a situation, event, or concept. For example, if someone declares, "I want all of it," they express their desire to have every available option, choice, or opportunity. In this context, "all of it" emphasizes the person's intention to explore all aspects of a particular situation or to seize every available chance.
Overall, "all of it" is a versatile expression that denotes the entirety, comprehensiveness, or completeness of a specific entity, whether it is a physical collection of objects or an abstract concept.
