This shows grade level based on the word's complexity.
thallous
[ thal-uhs ]
/ ˈθæl əs /
Save This Word!
This shows grade level based on the word's complexity.
adjective Chemistry.
containing univalent thallium.
QUIZ
CAN YOU ANSWER THESE COMMON GRAMMAR DEBATES?
There are grammar debates that never die; and the ones highlighted in the questions in this quiz are sure to rile everyone up once again. Do you know how to answer the questions that cause some of the greatest grammar debates?
Question 1 of 7
Which sentence is correct?
Also thal·li·ous [thal-ee-uhs]. /ˈθæl i əs/.
Origin of thallous
First recorded in 1885–90; thall(ium) + -ous
Words nearby thallous
thallium, thallium sulfate, thallo-, thalloid, thallophyte, thallous, thallus, thalweg, Thamar, Thames, Thames River
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use thallous in a sentence
On allowing the liquid to stand for some time a bright yellow precipitate of thallous iodide separates out.
A Textbook of Assaying: For the Use of Those Connected with Mines.|Cornelius Beringer and John Jacob BeringerThe precipitate is thallous iodide TlI, and contains 61.6 per cent.
A Textbook of Assaying: For the Use of Those Connected with Mines.|Cornelius Beringer and John Jacob Beringer
British Dictionary definitions for thallous
thallous
/ (ˈθæləs) /
adjective
of or containing thallium, esp in the monovalent state
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