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bloom·er 1 (blmər)
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n.
1.
a. A plant that blooms.
b. A person who attains full maturity and competence: a late bloomer.
2. Slang A blunder.

The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
 
bloom·er 2 (blmər)
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n.
1. An outfit formerly worn by women and girls consisting of loose pants gathered about the ankles and worn under a skirt.
2. bloomers
a. Wide, loose pants gathered at the knee and formerly worn by women and girls for exercising and athletics.
b. Girls' underpants of similar design.

[After Amelia Jenks Bloomer.]
(click for a larger image)
bloomer2
skirt and pants as shown on a c. 1851 cover of sheet music for Bloomer Waltz, composed by William Dressler

The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
 
Bloom·er (blmər), Amelia Jenks 1818-1894.
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American social reformer who founded and edited the newspaper The Lily (1849-1855), wrote about unjust marriage laws and women's suffrage, and advocated a new style of dress for women.

The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
 

Indo-European & Semitic Roots Appendices

    Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:

    Indo-European Roots

    Semitic Roots

    The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.

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