Pronunciation: [lˈɛt sˈʌmwɒn nˈə͡ʊ] (IPA) 
The phrase "let someone know" is spelled phonetically as /lɛt ˈsʌmwʌn noʊ/. In this transcription, the first part "let" is pronounced as "leht" with a short "e" sound, followed by "sʌmfən" with a short "u" sound, and finally "noʊ" with a long "o" sound. This phrase means to inform or communicate with someone about a particular matter. It is a common and useful phrase to use in both formal and informal settings.
The phrase "let someone know" is an idiom that means to inform or notify someone about something. It is a polite and considerate way to communicate and share important information or news with another person. The act of letting someone know involves consciously and deliberately making them aware of a particular fact, event, or situation.
When someone says that they will let someone know about something, it implies that they will take the necessary steps to pass on the information and ensure that the other person becomes aware of it. This can be done through various means such as face-to-face conversation, phone call, text message, email, or any other form of communication.
The phrase is commonly used in everyday conversations, especially when people want to keep others updated, seek their opinion, or request something from them. It demonstrates politeness and respect for the other individual's need for information or involvement in a matter.
Overall, "let someone know" indicates an act of communication in which one person voluntarily imparts knowledge or shares news with another, seeking to maintain transparency, ensure effective information flow, and facilitate effective decision-making or collaboration between individuals.
