from The Century Dictionary.

  • Free from thorns.

from the GNU version of the Collaborative International Dictionary of English.

  • adjective Destitute of, or free from, thorns.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective Without thorns.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adjective lacking thorns


from Wiktionary, Creative Commons Attribution/Share-Alike License

thorn +‎ -less


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  • Prickly wild brambles can be tamed by whacking back the edges of the thicket twice a year, and modern cultivated varieties such as thornless 'Triple Crown' blackberry make great thickets, too.

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  • I did have a ‘Zepherine Drouhin, ’known for its thornless qualities and its ability to take some shade, but it only blooms once a year — for a week or two in the spring — and then it gets heavily infected with black spot.

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  • If it is a love at first sight, then a thornless rose or lavender rose will speak of your complete surrender.

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  • Look for apples, pears, blackberries (thornless), red raspberries, watermelon and turnips, according to Leslie Hart, an agricultural marketing specialist for the Washington County extension office.

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  • Over the last few years, disease-resistant single-flowered roses have been introduced, including 'Kew Gardens', a white thornless variety that flowers nonstop.

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  • Down here on the bottom there were no trees; but many formal gardens -- rather, a single, reticulated one, interwoven with the houses and the towers -- held beds of Terran violets and thornless roses, native jule and sunbloom and baleflower and much else which Raven didn't recognize.

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  • In early May, the cerise-pink flowers of "Zephirine Drouhin" open on almost thornless stems.

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  • A week ago Virginia took me back to the nursery and I bought a small thornless blackberry bush and some more soil, seeds, and containers.

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  • Four years ago I planted three 3, yes 3 small thornless raspberry canes in my backyard along the edge of a raised bed.

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  • Cacti and thorny shrubs are conspicuous, but many thornless shrubs and herbs are also present.

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