amor·​phous | \ ə-ˈmȯr-fəs How to pronounce amorphous (audio) \

Definition of amorphous

1a : having no definite form : shapeless an amorphous cloud mass
b : being without definite character or nature : unclassifiable an amorphous segment of society
c : lacking organization or unity an amorphous style of writing
2 : having no real or apparent crystalline form an amorphous mineral

Other Words from amorphous

amorphously adverb
amorphousness noun

Synonyms & Antonyms for amorphous



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Examples of amorphous in a Sentence

Astronomers think our solar system took shape when an amorphous interstellar cloud of dust and gas collapsed under its own weight. The conservation of angular momentum, or spin, kept some of the material from simply falling all the way to the newborn sun; instead it settled into a pancake shape. — Michael W. Werner et al., Scientific American, June 2009 Most library and academic accrediting associations either ignore weeding or have general, rather amorphous, standards. Among the more specific standards are those of the American Library Associations' 1967 public library systems standards, which suggest annual weeding of at least 5 percent of "community collections," with headquarters libraries weeding more cautiously … LJ Special Report, 1990 A quarter of a century ago, author Betty Friedan stumbled upon a "problem that has no name."" Middle-class American women were prisoners of gilded cages, she argued, unfulfilled by their exclusive roles as wives and mother. Friedan gave the amorphous problem, and the book that described it, a name—"The Feminine Mystique"—and with it helped launch one of the most transforming social movements in modern history." — Eloise Salholz et al., Newsweek, 31 Mar. 1986 Oblivious to all the attention, the big cat calmly sashayed to a concave little hollow scooped out of an artificial granite cliff-side at the rear of her cage. There, her four sleeping, newborn cubs were nestled one atop another so tightly that they formed one amorphous lump of fur. — Jon Luoma, Audubon, November 1982 an amorphous segment of society amorphous lumps of clay magically transformed by a skilled potter's hands into works of art See More
Recent Examples on the Web While the specifics are still amorphous, the application devotes significant space to describing why Microsoft sees this as a problem to be solved in the first place. Kyle Orland, Ars Technica, 12 May 2022 Team culture is an amorphous concept, but an undeniably important one. Alex Vejar, The Salt Lake Tribune, 8 May 2022 Management is so amorphous that the workers’ perspectives feel arbitrary and ungrounded. Stephen Kearse, The Atlantic, 15 Apr. 2022 But the most entrancing part of the picture — among the public’s first dispatches from the revolutionary James Webb Space Telescope — lies in the background, where amorphous blobs are really swirling galaxies. Christine Condon, Baltimore Sun, 15 Apr. 2022 In a twist of irony, the theme of the upcoming Fantastic Beasts film is, in many ways, intended as a corrective to previous criticisms of the amorphous political and moral orthodoxy of the Harry Potter universe. Shamira Ibrahim, Essence, 6 Apr. 2022 Coleman had also reportedly fingered one of his close friends as being in on some amorphous conspiracy against him based on a Facebook photo of him as a teenager making hand gestures. Kristina Davis, San Diego Union-Tribune, 3 Apr. 2022 Sickness, meanwhile, has a bulbous, amorphous shape, more blob than arc. Hillary Kelly, Los Angeles Times, 4 Mar. 2022 For example, while radar can detect multiple people in a room, if the subjects are too close together, the sensor just sees the gaggle of people as an amorphous blob, which confuses decision-making. Julian Chokkattu, Wired, 1 Mar. 2022 See More

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

First Known Use of amorphous

circa 1727, in the meaning defined at sense 1a

History and Etymology for amorphous

Greek amorphos, from a- + morphē form

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Time Traveler for amorphous

Time Traveler

The first known use of amorphous was circa 1727

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Last Updated

20 May 2022

Cite this Entry

“Amorphous.” Dictionary, Merriam-Webster, Accessed 29 May. 2022.

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More Definitions for amorphous


amor·​phous | \ ə-ˈmȯr-fəs How to pronounce amorphous (audio) \

Medical Definition of amorphous

1 : having no apparent shape or organization
2 : having no real or apparent crystalline form

More from Merriam-Webster on amorphous

Nglish: Translation of amorphous for Spanish Speakers

Britannica English: Translation of amorphous for Arabic Speakers


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