• Perennial (Adjective) (Noun)English Meaning: continuing for a very long time; happening again and again.Bangla Meaning:(১) বারোমেসে। (২) দীর্ঘস্থায়ী। (৩) (গাছ) দুই বছরের বেশি জীবৎকালীন।Example Sentence: 1. Colonialism in different forms is a perennial theme of history.2. It refers to a perennial effort to stipulate the requirements.Source:1. Merriam-Webster.2. Accessible Dictionary by Bangla Academy.