Origin of gladiola
From Latin, neuter plural treated as if feminine singular
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for gladiola
Gladiola learned to injure a piano at a conservatory of music.
The gladiola bulbs are looking older than when I put them away last fall.
I ordered a new style of gladiola eight years ago of a man who had his portrait in the bow of his seed catalogue.
Then Gladiola moved up to the squeaky end of the piano and gave an imitation of a Swiss music box.
I go now into my cellar to bring out the gladiola bulb and the homesick turnip of last year.