NEO

¹ American  

abbreviation

1. near-earth object.

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neo- ² American  

1. a combining form meaning “new,” “recent,” “revived,” “modified,” used in the formation of compound words.

   neo-Darwinism; Neolithic; neoorthodoxy; neophyte.

2. Chemistry. a combining form used in the names of isomers having a carbon atom attached to four carbon atoms.

   neoarsphenamine.

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neo- British  

combining form

1. (sometimes capital) new, recent, or a new or modern form or development

   neoclassicism

   neocolonialism

2. (usually capital) the most recent subdivision of a geological period

   Neogene

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Etymology

Origin of neo-

< Greek, combining form of néos; akin to new

Example Sentences

But NEO and Eggie have a secret weapon - they are being controlled by human operators.

From BBC • Jan. 11, 2026

Here’s the tale of the tape: The average NEO of the PE/alt group has been paid some $2.3 billion, while the average legacy bank NEO made $331 million.

From Barron's • Dec. 5, 2025

Cheng says he hopes future missions, such as NASA’s NEO Surveyor, set to launch in 2027, may be able to find a larger population of lunar debris still orbiting in our neighborhood.

From Science Magazine • Apr. 19, 2024

Participating builders and designers include Sidekick Homes, Building Blocks, NEO Builders, 360 Builders, Bunch ADU, Abodu and Maxable, who will also be on-site to answer questions.

From Los Angeles Times • Jan. 31, 2024

All our host Were not so fair a prize for him as I. NEO.

From The Seven Plays in English Verse by Sophocles