gemology

American

[je-mol-uh-jee] / dʒɛˈmɒl ə dʒi /

Or gemmology

noun

the science dealing with natural and artificial gemstones.

gemology British

/ dʒɛˈmɒlədʒɪ, ˌdʒɛməˈlɒdʒɪkəl /

noun

the branch of mineralogy that is concerned with gems and gemstones

"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

Other Word Forms

gemmological adjective
gemmologist noun
gemological adjective
gemologist noun

Etymology

Origin of gemology

First recorded in 1965–70; gem + -o- + -logy

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.

Founded nearly 50 years ago by the late Marcel Lorie, IGI has 29 laboratories and 18 schools of gemology in 10 countries.

From Reuters

Troy, now 30, earned a gemology degree and worked for the same rival store before moving to Underwoods Fine Jewelers in 2021.

From New York Times

The salespeople were given gemology and diamontology courses.

From New York Times

She graduated from Colorado College in Colorado Springs, and received a graduate degree in gemology from the Gemological Institute of America in Manhattan.

From New York Times

True watch expertise involves mastering several disciplines, from engineering and metallurgy to esoteric gemology and...

From The Wall Street Journal

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