hematite

[ hee-muh-tahyt, hem-uh- ]
/ ˈhi məˌtaɪt, ˈhɛm ə- /

noun

a very common mineral, iron oxide, Fe2O3, occurring in steel-gray to black crystals and in red earthy masses: the principal ore of iron.

QUIZZES

CAN YOU GUESS THESE WORDS FROM AROUND THE US?

American English is not always as it appears to be ... get to know regional words in this quiz!
Question 1 of 10
A bet is synonymous with a wager, but what does it mean in New York?

Origin of hematite

1535–45; <Latin haematītes bloodstone <Greek haimatī́tēs (lithós) bloodlike (stone). See hemat-, -ite1

OTHER WORDS FROM hematite

he·ma·tit·ic [hee-muh-tit-ik, hem-uh-], /ˌhi məˈtɪt ɪk, ˌhɛm ə-/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for hematite

British Dictionary definitions for hematite

hematite

haematite (ˈhɛmətaɪt, ˈhiːm-)

/ (ˈhɛmətaɪt) /

noun

a red, grey, or black mineral, found as massive beds and in veins and igneous rocks. It is the chief source of iron. Composition: iron (ferric) oxide. Formula: Fe 2 O 3 . Crystal structure: hexagonal (rhombohedral)Also called: iron glance

Derived forms of hematite

hematitic or haematitic (ˌhɛməˈtɪtɪk, ˌhiː-), adjective

Word Origin for hematite

C16: via Latin from Greek haimatitēs resembling blood, from haima blood
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

Scientific definitions for hematite

hematite
[ hēmə-tīt′ ]

A reddish-brown to silver-gray metallic mineral. Hematite occurs as rhombohedral crystals, as reniform (kidney-shaped) crystals, or as fibrous aggregates in igneous, metamorphic, and sedimentary rocks. It is the most abundant ore of iron, and it is usually slightly magnetic. Chemical formula: Fe2O3.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.