The smartest dictionary ever built. Get instant, contextual definitions for any word—from ancient literature to today's slang.
Ephemeral
(adj.) Lasting for a very short time; transient.
Can you give me an example of how to use "ephemeral" in a sentence?
Here are some examples:
• "The ephemeral beauty of cherry blossoms lasts only a few days."
• "Fame can be ephemeral, especially in today's digital world."
Traditional dictionaries leave you hanging with outdated content. Adinary helps you truly understand modern language in context — from everyday vocabulary to the latest slang, internet phrases, and emerging idioms.
| Feature | Traditional Dictionary | Adinary |
|---|---|---|
| Word definitions | ||
| Contextual examples | ||
| Find the exact word you're thinking of | ||
| Latest internet slang & idioms | ||
| AI-powered explanations | ||
| Ask follow-up questions | ||
| Spaced repetition learning | ||
| Progress tracking |
Ask "How would a native speaker use this?" or "Show me examples in business contexts" and watch understanding unfold.
Learn internet slang, trending phrases, and emerging idioms that traditional dictionaries simply don't include.
Watch your vocabulary expand with visual progress tracking and celebrate your language milestones.
Our advanced AI understands context and provides explanations tailored to your learning level and goals.
Understand how words are used differently across regions, cultures, and professional contexts worldwide.
Get intelligent, context-aware definitions that adapt to your situation and learning preferences.
Experience how our AI-powered dictionary transforms vocabulary learning into an engaging journey









Get comprehensive definitions with real-world examples and contextual usage.
Free to start, scale as you grow. All plans include essential features to help you build vocabulary that sticks.
Perfect for getting started
For serious learners
Hear from people just like you who've transformed their vocabulary learning with Adinary.
"Adinary has completely transformed how I learn new words. The contextual examples and ability to ask follow-up questions made everything finally click for me."
"As a non-native speaker, I struggled with idioms and slang. Adinary explains everything in context with real examples, which is exactly what I needed."
"The smart reminder system is incredible. I'm retaining vocabulary I'd normally forget, and I can actually use these words in conversation now."
Join thousands who are discovering meanings, understanding contexts, and building vocabulary effortlessly with Adinary — the smart way to learn language.
Get Started For Free