nano·​bot ˈna-nō-ˌbät How to pronounce nanobot (audio)
plural nanobots
: a microscopically small robot : a robot built on the scale of nanometers
Many newspaper articles about nanotechnology seem obsessed with the idea of nanobots, itty bitty robots that dash about doing useful tasks and maybe (just maybe) getting out of control and destroying the world …Pat Murphy
Another technology that will greatly enhance the realism of virtual reality is nanobots: miniature robots the size of blood cells that travel through the capillaries of our brains and communicate with biological neurons.Ray Kurzweil
In one section of the book, [Eric] Drexler speculates about what could happen if we created self-reproducing "nanobots."Keith Veronese

Examples of nanobot in a Sentence

Recent Examples on the Web The technology is nearly here for all kinds of machines, from unmanned aerial vehicles to nanobots to humanoid Terminator-style robots. Denise Garcia, Foreign Affairs, 10 May 2014 Stories often touch on topics like space travel, benevolent robots, disease-curing nanobots, and deep-sea exploration. Andrada Fiscutean, Ars Technica, 25 Aug. 2023 Bill Joy, co-founder and former chief scientist of Sun Microsystems, has warned that of out-of-control nanobots could consume everything on earth. Keith Kloor, Discover Magazine, 1 Sep. 2010 Will early research into nanoscale materials ultimately allow terrorists to unleash killer nanobots in urban centers? Steven Johnson, New York Times, 15 Mar. 2023 No Time to Die sees the retired British superspy pulled back into the game by old ally Felix Leiter (Jeffrey Wright) to hunt down the scientist behind a deadly new nanobot weapon. Wired Staff, WIRED, 31 Mar. 2023 But in the 21st century, the existential threats may well come from innovators working in Midgley’s mode, creating new dangers through the seemingly innocuous act of addressing consumer needs, only this time using CRISPR, or nanobots, or some new breakthrough no one has thought of yet. Steven Johnson, New York Times, 15 Mar. 2023 There’s a nanobot in my soup. Wired, 8 July 2022 There’s nothing natural about the atom bomb, or a self replicating nanobot that will eat the Earth. Jon Blistein, Rolling Stone, 9 Sep. 2022

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

Word History


nano- + bot entry 1

First Known Use

1989, in the meaning defined above

Time Traveler
The first known use of nanobot was in 1989

Dictionary Entries Near nanobot

Cite this Entry

“Nanobot.” Dictionary, Merriam-Webster, Accessed 14 Apr. 2024.

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