Click any word
After analyzing your text, tap any word to see its precise meaning in context.
Click any word
After analyzing your text, tap any word to see its precise meaning in context.
Lexio gives you the precise meaning of any word in context — not a dictionary definition, but what it actually means in the sentence you're reading.
Drop in a paragraph from an article, book, email, or anything else — any language works.
Lexio reads the full context and prepares every word for instant lookup. Takes about a second.
Tap a word to see its exact meaning in that sentence, where it comes from, and how to say it.
The free plan gets you started. Pro removes every cap and unlocks all four AI models.
Instant activation · cancel any time
Features
Not what the word means in general — what it means right here, in this sentence, the way this author used it.
Paste text in Spanish, French, German, Russian, Japanese, and more. Get definitions in whatever language you prefer.
See the phonetic transcription of every word and hear it spoken aloud with a single tap.
Understand where words come from. Knowing a word's roots makes it stick — and makes the next related word easier.
Save words you want to remember. Your personal vocabulary list, always one click away.
Switch between Claude Haiku, GPT-4o Mini, Gemini 2.5 Flash, and Claude Sonnet 4.5 — each brings a different depth of analysis.
Near-instant lookups. Concise and accurate — best for high-frequency reading.
Default modelSharp contextual reasoning with reliable multilingual accuracy.
Widest language coverage and rich cultural context across definitions.
Deepest analysis — richer etymologies, literary-grade register, and precise "why this word" explanations.
"I read a lot of dense non-fiction and kept a dictionary tab open constantly. Lexio replaced that entirely — I just click the word and the meaning appears right in context. It actually understands what the author meant."
"English is my third language and literary vocabulary was always a wall for me. Lexio doesn't just give me a definition — it tells me the tone and register of the word, which is exactly what I was missing."
"Our book club uses Lexio to prep before meetings. Instead of everyone arriving with different interpretations of the same passage, we actually discuss the ideas. The etymology feature alone has sparked so many conversations."
Yes. The free plan gives you 30 word lookups and 3 image scans per month — no credit card required. Pro ($2.99/month) removes all limits and unlocks every AI model.
Yes — the extension works on any page in Chrome. Select a word or phrase, right-click and choose "Define with Lexio", or use the keyboard shortcut. It works on news sites, PDFs opened in Chrome, academic papers, and more.
Only the word you look up and a short surrounding context window are sent to the AI provider. The full text you paste is never stored on our servers. See our Privacy Policy for full details.
Claude Haiku is the free default — fast and accurate for everyday reading. If you're on Pro and reading literature, legal texts, or academic prose, Claude Sonnet 4.5 gives the deepest analysis. GPT-4o Mini and Gemini are great middle options.
You can paste text in any language — English, Spanish, French, German, Dutch, Russian, Japanese, Chinese, Arabic, Portuguese, and Italian. Definitions can be returned in any of those languages too.
Yes, cancel any time from your account settings. You keep Pro access until the end of the billing period, then automatically move to the free tier.
Select any word or sentence on any website. Lexio appears instantly with the meaning in context — no copy-paste, no tab switching.
The Lexio Mac app lives in your menu bar or dock, so you can look up words without switching to your browser.
Have a suggestion, found a bug, or just want to say hi? Reach out directly — we read everything.
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