IPA: /ˌæprəˈpoʊ/
KK: /ˌæprəˈpoʊ/
Relevant and appropriate to a particular situation or context.
Her comments were apropos to the discussion we were having about climate change.
At a suitable or relevant time; used to introduce a related comment or topic.
Apropos of our earlier discussion, I think we should consider a different approach.
Apropos is derived from the French phrase 'à propos' (meaning 'to the purpose' or 'regarding'). The term is used in English to indicate relevance or suitability in relation to a particular subject.
Think of the French phrase 'à propos' meaning 'to the purpose' — this helps you remember that apropos refers to something that is relevant or appropriate.