top·​min·​now | \ ˈtäp-ˌmi-(ˌ)nō How to pronounce topminnow (audio) \

Definition of topminnow

: any of several live-bearers (family Poeciliidae) or killifish (family Cyprinodontidae)

Examples of topminnow in a Sentence

Recent Examples on the Web Beneath its dull green surface teems a population of Atlantic killifish, a silvery topminnow that's common along the Eastern Seaboard. Wired, "How Cities Reshape the Evolutionary Path of Urban Wildlife," 23 Sep. 2019 Even a few dry days in Cienega Creek could be disastrous for wildlife like the topminnow. Douglas Main, National Geographic, "In a land of wild cats and scarce water, a battle over mining heats up," 25 Apr. 2019 This network of waters, at Las Cienegas National Conservation Area, provides a home to scarce animals including the Gila topminnow, a sparkly-silver, inch-long fish, and Gila chub, which are larger and more rotund. Douglas Main, National Geographic, "In a land of wild cats and scarce water, a battle over mining heats up," 25 Apr. 2019 In its arguments, the group cites the whiteline topminnow, a species that used to live in Big Spring before the development in downtown Huntsville. Dennis Pillion,, "Alabama auto plant could wipe out endangered fish, group says," 11 Apr. 2018 Meanwhile, golden topminnows and killifish shelter in the shadows hoping to avoid bass and bream lurking in the underwater forest created by the tall stalks and flower stems. Ben Raines |,, "Stranded in the Delta with nothing but time and a camera," 30 Aug. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'topminnow.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of topminnow

1884, in the meaning defined above

Keep scrolling for more

Learn More about topminnow

Time Traveler for topminnow

Time Traveler

The first known use of topminnow was in 1884

See more words from the same year

Statistics for topminnow

Cite this Entry

“Topminnow.” Dictionary, Merriam-Webster, Accessed 26 Nov. 2020.

More from Merriam-Webster on topminnow Encyclopedia article about topminnow

Comments on topminnow

What made you want to look up topminnow? Please tell us where you read or heard it (including the quote, if possible).


Test Your Vocabulary

A Thanksgiving Word Quiz

  • a traditional thanksgiving dinner
  • November comes from a word for which of the following numbers?
Spell It

Can you spell these 10 commonly misspelled words?

Bee Cubed

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!