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  • Nan
    Nan
    noun
    a word formerly used in communications to represent the letter N.
  • nan-
    nan-
    variant of nano- before a vowel.
  • nan
    nan
    noun
    a child's words for grandmother

Nan

1 American  
[nan] / næn /

noun

  1. a word formerly used in communications to represent the letter N.

  2. a female given name.


nan- 2 American  
  1. variant of nano- before a vowel.

    nanoid.


nan British  
/ næn, ˈnænə /

noun

  1. a child's words for grandmother

"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

Usage

What does nan- mean? Nan- is a combining form used like a prefix meaning “very small, minute.” In names of units of measure, it means "one billionth." It is very occasionally used in scientific and technical terms. Nan- comes from Greek nânos or nánnos, meaning “dwarf.”What are variants of nan-?Nan- is a variant of nano-, which loses its -o- when combined with words or word elements beginning with vowels. Want to know more? Read our Words That Use nano- article.

Etymology

Origin of nan

see nanny ; compare Greek nanna aunt, Medieval Latin nonna old woman

Vocabulary lists containing nan

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.

See Examples For:

Before the pandemic, China's burgeoning middle class produced plenty of first-time high-end buyers, said Lisa Nan, editor at Jing Daily, a publication that focuses on China's luxury market.

From Barron's May 27, 2026

At a public hearing last month, Nan Trout, who lives near the beach, presented the committee with a long list of reasons to keep the ban in place.

From The Wall Street Journal May 23, 2026

Tate - as Nan - will also be treating the audience to a musical number.

From BBC Mar. 19, 2026

Later, Nan, describing the type of play her mother favored when she first came to New York, allows Greenberg to indulge in some delectable self-irony.

From Los Angeles Times Jul. 8, 2025

Momma is in that picture and so are Wynn and Nan.

From "Hope Springs" by Jaime Berry

Sandy McCook, chairman of Nethy Community Council, said he had witnessed a "major flare-up" on Mam Suim, Craig nan Gall and into Strath Nethy on Thursday evening.

From BBC Jul. 24, 2026

He also had a tattoo on his right arm which said "nan", along with a clover and the colours of the Irish flag.

From BBC Mar. 16, 2026

Comhairle nan Eilean Siar had originally proposed increasing bills by 9.5%, but the local authority's policy and resources committee backed a lower figure of 8.5%, which was confirmed on Tuesday.

From BBC Feb. 26, 2026

Urras nan Tursachan, the owners and operators of the visitor centre, have welcomed an entry fee.

From BBC Nov. 24, 2025

“Kore wa nan desu ka?” she asked politely.

From "A Place to Belong" by Cynthia Kadohata

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