topaz

noun

to·​paz ˈtō-ˌpaz 

1

a

: a mineral that is essentially a silicate of aluminum and usually occurs in orthorhombic translucent or transparent crystals or in white translucent masses

b

: a usually yellow to brownish-yellow transparent mineral topaz used as a gem

c

: a yellow sapphire

d

: a yellow quartz

2

: either of two large brilliantly colored South American hummingbirds (Topaza pella and T. pyra)

Examples of topaz in a Sentence

Recent Examples on the Web

On one side is a series of colored gems such as ruby, Australian opal, London blue topaz and labradorite; while the reverse side is paved with diamonds. —Anthony Demarco, Forbes.com, 16 Sep. 2025

One necklace up for auction (estimate: $250,000 to $350,000) demonstrates her knack for creating striking contrasts, with pink topaz set alongside aquamarine, morganite, and diamonds. —Rachel Cormack, Robb Report, 8 Sep. 2025

Searches for blue topaz jewelry are nearly 3,000 percent. —Angela Velasquez, Sourcing Journal, 29 Aug. 2025

The popular classic button-down silhouette in sheer topaz lace truly makes a statement without trying too hard. —Kristin Braswell, Travel + Leisure, 14 Aug. 2025

Word History

Etymology

Middle English topace, from Anglo-French, from Latin topazus, from Greek topazos

First Known Use

13th century, in the meaning defined at sense 1a

Phrases Containing topaz

• fire topaz
• mystic fire topaz
• mystic topaz
• smoky topaz

Rhymes for topaz

• whereas
• as
• has
• jazz

Kids Definition

topaz

noun

to·​paz ˈtō-ˌpaz 

: a mineral in the form of usually yellow to brownish yellow crystals that is valued as a gem