relevant
1. [ adjective ] having a bearing on or connection with the subject at issue
Examples:

"the scientist corresponds with colleagues in order to learn about matters relevant to her own research"

Related terms: irrelevant applicable pertinent at_issue germane
2. [ adjective ] having crucial relevance
Synonyms: crucial
Examples:

"crucial to the case" "relevant testimony"

Related terms: material
Similar spelling:   relevantly
  relevancy
  relevance