gladiolus

noun

glad·​i·​o·​lus ˌgla-dē-ˈō-ləs How to pronounce gladiolus (audio)
1
or plural gladiolus also gladioluses : any of a genus (Gladiolus) of chiefly African perennial plants of the iris family with erect sword-shaped leaves and spikes of brilliantly colored irregular flowers arising from corms
2
: the large middle portion of the sternum

Illustration of gladiolus

Illustration of gladiolus
  • gladiolus 1

Examples of gladiolus in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Look for creamy white blooming and fragrant marsh Afrikaner (Gladiolus tristis), hot pink Byzantine gladiolus (Gladiolus byzantinus), pearl pink and magenta painted lady gladiolus (Gladiolus carneus) to start. Nan Sterman, San Diego Union-Tribune, 6 July 2025 The spelling bee has grown dramatically over 100 years For Frank, the word was a type of flower, gladiolus. Maggie Menderski, The Courier-Journal, 2 July 2025 Consider growing summer-blooming bulbs, corms, and tubers, including agapanthus, begonias, caladiums, calla lilies, canna lilies, dahlias, daylilies, gladiolus, iris, lilies and watsonias. Clarence Schmidt, San Diego Union-Tribune, 16 Apr. 2025 Some plants do not perform well with beans, including onions, garlic, gladiolus, and fennel. Kim Toscano, Southern Living, 4 Apr. 2025 See All Example Sentences for gladiolus

Word History

Etymology

New Latin, from Latin, gladiolus, from diminutive of gladius

First Known Use

15th century, in the meaning defined at sense 1

Time Traveler
The first known use of gladiolus was in the 15th century

Browse Nearby Words

Cite this Entry

“Gladiolus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gladiolus. Accessed 21 Jul. 2025.

Kids Definition

gladiolus

noun
glad·​i·​o·​lus ˌglad-ē-ˈō-ləs How to pronounce gladiolus (audio)
plural gladioli -ˈō-(ˌ)lē How to pronounce gladiolus (audio)
-ˈō-ˌlī
or gladiolus also gladioluses
: any of a genus of chiefly African plants related to the irises and having erect sword-shaped leaves and stalks of brilliantly colored flowers
Etymology

from Latin gladiolus, literally, "little sword," from gladius "sword" — related to gladiator

Medical Definition

gladiolus

noun
glad·​i·​o·​lus ˌglad-ē-ˈō-ləs How to pronounce gladiolus (audio)
plural gladioli -(ˌ)lē How to pronounce gladiolus (audio) -ˌlī How to pronounce gladiolus (audio)
: the large middle portion of the sternum lying between the upper manubrium and the lower xiphoid process

called also mesosternum

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