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Ig

1 American  

abbreviation

  1. immunoglobulin.

I.G. 2 American  

abbreviation

  1. Indo-Germanic.

  2. Inspector General.

IG British  

abbreviation

  1. Indo-Germanic (languages)

  2. Inspector General

"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

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.

Despite the silliness, many scientists appreciate the Ig Nobels.

From Barron's • Mar. 10, 2026

"During the past year, it has become unsafe for our guests to visit the country," Ig Nobel founder Marc Abrahams said in a statement on Monday.

From Barron's • Mar. 10, 2026

The Ig Nobel awards are presented by a US science humour magazine every year, the Annals of Improbable Research.

From BBC • Sep. 19, 2025

In September, his preprint received an Ig Nobel Prize, a satirical award that promotes research that “makes people laugh, then think.”

From Science Magazine • Nov. 20, 2024

Dupin shall drive these desperate people back— This law be signed— Ig.

From Semiramis and Other Plays Semiramis, Carlotta And The Poet by Dargan, Olive Tilford

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.