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rep·​til·​ian rep-ˈti-lē-ən How to pronounce reptilian (audio)
: resembling or having the characteristics of the reptiles
: of or relating to the reptiles
: cold-bloodedly treacherous
a reptilian villainTheodore Dreiser


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Examples of reptilian in a Sentence

Recent Examples on the Web
The latter would be bundled into a launcher, sent above the atmosphere and released like flying fish, one after another—hundreds or thousands of them—so many that like the reptilian reproduction strategy, losing a few would not matter. Ann Finkbeiner, Scientific American, 22 Dec. 2016 It's called the reptilian part of the brain, where our memories are stored, our trauma's stored. Emily Lippiello, ABC News, 9 May 2024 As more and more reptilian species are threatened by habitat loss, scientists and conservationists say that recognizing reptiles’ capacity for emotion can help pet owners and policymakers alike take better care of them. Lily Carey, Discover Magazine, 8 Apr. 2024 For the 20 to 40 percent of people who are noise sensitive, sounds above a certain decibel trigger the amygdala, the reptilian part of the brain designed to protect us, to fire on all cylinders. Amy Paturel, WIRED, 24 Mar. 2024 Read More: Reptiles And Amphibians Could Hold The Secret To Longevity Exploring How Lizards Communicate Even as research on reptile socialization continues to build, the stereotypes around reptilian emotions have persisted to this day. Lily Carey, Discover Magazine, 8 Apr. 2024 The Skar King’s goal is to wreak havoc on Earth’s surface along with the reptilian creature Shimo, who breathes ice and could potentially create another ice age. Tim Lammers, Forbes, 28 Mar. 2024 Some of them got pretty crazy, ranging from a cover-up of Kate’s alleged death, to a theory that the Royal Family were reptilian aliens. Steven Levy, WIRED, 22 Mar. 2024 Seen first as a clawed, reptilian hand reaching out from under the surface of an Amazonian river, the Creature is a triumph of monster design, a humanoid with the body of a man and the head of a fish, complete with fins and cold, faraway eyes. Katie Rife,, 19 Oct. 2023
In the 1945-set Godzilla Minus One, the titular reptilian monster is responsible for two horrific incidents in kamikaze pilot Kōichi Shikishima's (Ryunosuke Kamiki) life., 11 June 2024 In the clip, two women can be heard commenting on the reptilian ordeal as passers-by watch the snake shenanigans unfold. Brenton Blanchet, Peoplemag, 3 June 2024 Or those bizarre reptilian bracelets from TAG Heuer in the 1980s and ’90s that seemed hideous five years ago and are now starting to look, well, at least interesting. Allen Farmelo, Robb Report, 22 May 2024 The remote location was once a reptilian paradise, and in April, the researchers’ work paid off with the discovery of a new species of dinosaur, a 6-foot-tall titanosaur. Irene Wright, Miami Herald, 21 May 2024 Besides a redesign to make Big G look meaner and more reptilian, this film also features some CGI effects that are more tastefully applied than in its embarrassing follow-up, Godzilla vs. Megaguirus (2000). Katie Rife,, 28 Mar. 2024 To perform this semi-annual reptilian check-up, veterinarians first had to get Myrtle into an underwater crate and hoist all 500-plus pounds of her from her home in the aquarium’s Giant Ocean Tank. Laura Baisas, Popular Science, 10 Apr. 2024 These negative loops are, after all, how our reptilian brains respond to strife and potential conflict. Susan Callender, Forbes, 27 Mar. 2024 But previous fossil discoveries, as well as other specimens of the same creature, can help researchers arrive at a greater understanding of the strange-looking reptilian predator, which is difficult to compare to any modern-day species. Joshua Rapp Learn, Discover Magazine, 20 Mar. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'reptilian.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use


1833, in the meaning defined at sense 1


1838, in the meaning defined above

Time Traveler
The first known use of reptilian was in 1833

Dictionary Entries Near reptilian

Cite this Entry

“Reptilian.” Dictionary, Merriam-Webster, Accessed 22 Jun. 2024.

Kids Definition


: of, relating to, or resembling reptiles

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