Synesthesia
Quick answer: Synesthesia in poetry describes one sense in terms of another: loud colours, sweet voices, blue notes. Learn how sense-blending imagery works, with examples.
Synesthesia, in poetry, is the description of one sense in terms of another: a loud shirt, a sweet voice, a bitter wind, music described as velvet. The word comes from Greek roots meaning perceiving together. The device borrows its name from the neurological condition in which people genuinely experience crossed senses, hearing colours or tasting words, but as a literary figure it is available to everyone.
Poets blend senses because experience itself is not filed in five tidy drawers. A remembered kitchen arrives as warmth, onion, radio, and yellow light all at once, and language that keeps the senses separate falsifies the memory. Synesthetic images also force tiny re-perceptions: the reader must taste a colour for a moment, and that small impossible effort makes the image stick.
How It Works
The device maps the vocabulary of one sense onto the content of another. Sound becomes texture, colour becomes temperature, taste becomes personality. An original example: 'Her laugh was cold lemonade, and the sermon afterwards was all wet wool, itching down the long grey taste of the afternoon.' Laughter arrives through taste and temperature, tedium through touch, and the afternoon through a colour you can somehow hold on the tongue.
Some crossings are so habitual they no longer register, sweet voice, loud colour, sharp cheese, and these dead synesthesias are useful as camouflage. Fresh crossings sit near them on the scale, from mildly surprising to fully surreal, and a poet controls tone by choosing the distance.
Where You Will See It
The French Symbolists made sense-blending a doctrine; Baudelaire's sonnet Correspondances declares that perfumes, colours, and sounds answer one another, and Rimbaud famously assigned a colour to each vowel. Keats, decades earlier, was already a master, filling odes with taste-touch-sound compounds such as embalmed darkness and sunburnt mirth. Dylan Thomas built whole lines on crossed senses, and Emily Dickinson measured grief by the heft of cathedral tunes, sound weighed like freight. Jazz criticism gave everyday English the blue note, a colour you hear.
Wine writing, perfume copy, and food journalism now use the device relentlessly, which raises the bar for poets: the crossing must feel discovered, not catalogued.
How to Use It in Your Own Poems
Draft a memory using only its dominant sense, then rewrite each key image through a different sense and keep the versions that feel truer than the originals. Anchor wild crossings with ordinary syntax, since strange content in calm grammar reads as vision while strange content in strange grammar reads as noise. Synesthesia is especially strong in poems about music, memory, and desire, the three subjects that most obviously refuse single-sense description. Writory's judges read for imagery and language, and a single earned synesthetic image reliably marks a poet who is perceiving rather than reciting.
What poets can take from this
- Cross senses to describe what one sense alone cannot hold: music, memory, desire.
- Keep syntax calm when imagery is strange; grammar is the reader's handrail.
- Push past dead crossings like sweet voice to pairings you have never read.
- Test each crossing against memory: it should feel more accurate, not just odder.
- Use one or two strong synesthetic images per poem rather than a full spectrum.
Try it yourself
Choose a piece of music that matters to you and write a poem describing it without any hearing words. Use only taste, touch, temperature, colour, and smell, and let the final line reveal where you were when you first heard it.
Questions
What is synesthesia in poetry?
It is the figurative blending of senses: describing sounds as colours, voices as tastes, or light as texture. The poet maps one sense's vocabulary onto another's content to create fresh, memorable imagery, as in a velvet note or a bitter grey morning.
Is literary synesthesia the same as the medical condition?
No. The neurological condition involves involuntary crossed perception, such as genuinely seeing colours when hearing music. The literary device is a deliberate figure of speech available to any writer, though some synesthete poets have drawn on real experience.
What is an example of synesthesia in a famous poem?
Baudelaire's Correspondances describes perfumes as cool as children's flesh and green as meadows, senses answering one another. Keats's Ode to a Nightingale offers embalmed darkness, where the dark is perceived through scent. Both are standard classroom examples.
By the Writory editorial team, reviewed by working poets. Updated July 2026.
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