Pronunciation: [ɪn mˈiːnwa͡ɪl] (IPA) 
The correct spelling of this phrase is "in the meantime," not "in meanwhile." The IPA transcription of "in the meantime" is /ɪn ðə ˈmiːntaɪm/. The "the" sound is represented by the voiced dental fricative /ð/. The stress is on the second syllable, represented by the stress mark /ˈmiːn/. It is important to use the correct spelling and transcription to effectively communicate in written and spoken language.
The term "in meanwhile" is an informal expression used to denote a period of time during which something else is happening or being done. It is essentially a transitional phrase that is often employed when referring to a simultaneous occurrence or action taking place while another event is in progress.
The primary function of "in meanwhile" is to indicate the passage of time and to create a sense of chronology. It is frequently used to set the context when describing actions or happenings that have occurred between two specific points. For instance, if two events are occurring simultaneously, one might say, "In meanwhile, while the team was conducting experiments, the researchers were analyzing the data".
The word "meanwhile" is generally used on its own, but the addition of "in" adds emphasis to the concept of something happening during a specific time frame. The phrase can be used in both spoken and written language, but it is considered more informal and should be used with caution in formal contexts.
Overall, "in meanwhile" is a phrase that is utilized to convey the concurrent occurrence of events or actions, highlighting the idea that something is happening alongside or during another activity. It provides a useful tool for maintaining coherence and clarity in narrative or descriptive writing, as well as in everyday conversation.
