MedLex - Medical Dictionary

MedLex puts a complete medical dictionary in your pocket — clear definitions, real pronunciations, and the clinical detail you need, whether you're a nursing/med student, healthcare professional, or just trying to understand a diagnosis. Look Up Any Term, Instantly Browse the full dictionary with a fast A–Z index, or filter by category to find exactly what you need. Every term includes both a simple, plain-language definition and a full academic/clinical definition — switch between them with one tap. Go Beyond the Definition Term entries include causes, symptoms, treatment, and differential diagnoses, plus a zoomable medical illustration so you can study the detail that matters. Hear It, Not Just Read It Tap to hear the correct pronunciation of any medical term — no more guessing how it's said. Search That Learns With You Full search with trending terms and your recent search history, so the terms you look up most are always one tap away. Save What Matters Bookmark terms to your Saved list and revisit them anytime. Your Recently Viewed history keeps track automatically. Daily Term Build your vocabulary passively with a new featured term on your home screen every day. Works On Your Terms Sign in with Google or continue as a guest — your choice. Previously loaded terms stay available even without a live connection. Available in English and Arabic. MedLex is free to use, supported by ads. This app provides general medical and educational information only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider before making any medical decisions.