Definitions:

1. As a formal action, is used to describe continuing efforts or actions taken toward achieving something specific. NOUN
   • The organization raised funds in pursuance of its mission to provide clean water to rural areas.
2. In legal contexts, means acting in compliance with or following a directive, law, or official procedure. NOUN
   • The new policy was introduced in pursuance of the government's economic reforms.
3. Refers to the act of carrying out an action or following a goal. NOUN
   • In pursuance of higher ecucation, she applied to several universities.

Synonyms:

• Fulfiment
• implementation
• quest
• search
• undertaking