1. Information or understanding that is relevant and applicable to a particular subject, situation, or purpose
The lawyer presented pertinent knowledge about the case law to support the defense.
O advogado apresentou conhecimento pertinente sobre a jurisprudência para apoiar a defesa.
2. Expertise or learning directly related to a specific topic or field of study
She demonstrated pertinent knowledge of marine biology in her research paper.
Ela demonstrou conhecimento pertinente de biologia marinha em seu trabalho de pesquisa.