An undertaking is a project, task or activity that requires planning and organization to achieve a particular goal. It refers to any significant effort or enterprise that involves risk or commitment, such as starting a business, pursuing an advanced degree, or embarking on a long journey. The term can also be used in legal contexts to describe a formal agreement or contract between two parties to perform a specific action or fulfill certain obligations. In essence, undertaking refers to the act of taking on something significant and challenging, with the intention of seeing it through to completion.