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fossiliferous

American  
[fos-uh-lif-er-uhs] / ˌfɒs əˈlɪf ər əs /

adjective

  1. bearing or containing fossils, as rocks or strata.


fossiliferous British  
/ ˌfɒsɪˈlɪfərəs /

adjective

  1. (of sedimentary rocks) containing fossils

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • nonfossiliferous adjective
  • unfossiliferous adjective

Etymology

Origin of fossiliferous

First recorded in 1840–50; fossil + -i- + -ferous

Vocabulary lists containing fossiliferous

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Catherine Telford Keogh’s “Cradlers” at Socrates raises steel and aluminum high into the air on poles, intersecting constructions that look like fragments from a spaceship’s hull with fossiliferous limestone blocks.

From The Wall Street Journal • Oct. 17, 2025

Even the mention of T. rex can launch what would be a ho-hum scientific disagreement into a battle over fossiliferous minutiae.

From Slate • Apr. 2, 2022

Nonetheless, my grandfather built walls, arches and other stone structures using the fossiliferous limestone that is abundant in Cincinnati.

From Seattle Times • Mar. 10, 2022

One chunk of this formation “is the most fossiliferous package of rock I’ve ever seen,” says Raymond Rogers, a geologist at Macalester College in St. Paul, who has been studying the site for 2 decades.

From Science Magazine • Aug. 29, 2017

He refused to accept Louis Agassiz’s idea of ice ages–"the refrigeration of the globe," as he dismissively termed it–and was confident that mammals "would be found in the oldest fossiliferous beds."

From "A Short History of Nearly Everything" by Bill Bryson