Chemical Meaning
/ˈkɛm.ɪ.kəl/Definition, CEFR level C1, pronunciation, examples, and quiz.
Listen pronunciation
Definition
adjOf or relating to chemistry.
adjOf or relating to a material or processes not commonly found in nature or in a particular product.
Sentence Examples
Immediately after it caught fire, the chemical factory blew up.
Chemical products account for approximately two-thirds of our exports.
Changes in the chemical composition of the atmosphere
CEFR Practice Quiz
The lab technician wore gloves to handle that dangerous ____ compound.
CEFR Practice Quiz (Alternate)
A ____ reaction occurs when you mix baking soda with fresh vinegar.
Word Origin & History
From New Latin chēmicus + -al.
Literary Quotations & Historical Citations
"The physiology of matter in the abstract is dynamical, that of mineral species is both dynamical and chemical, while that of organized forms is at once dynamical, chemical, and biotical."
— 1883, Science, volumes 1-2, page 279:
"We pinpoint all essential ingredients of intelligence found in spatio-temporal dynamics of nonlinear chemical systems, and show outlines of future designs and protypes of chemical intelligent "gooware"."
— 2006, Andrew Adamatzky, “Reaction-Diffusion Reactive Wetware”, in Tamio Arai, editor, Intelligent Autonomous Systems 9, IOS Press, page 3:
"CSPI says the Trump Administration could take steps to protect consumers from each of these chemicals and support FDA’s broader post-market assessment efforts. It could ensure that FDA sets health-protective limits on heavy metals, like lead, arsenic, and cadmium, in foods consumed by children."
— 2025 January 15, “FDA moves to eliminate carcinogenic Red 3 from foods”, in Center for Science in the Public Interest:
Explore More C1 Vocabulary Words
CEFR Practice Quiz
The lab technician wore gloves to handle that dangerous ____ compound.
CEFR Practice Quiz (Alternate)
A ____ reaction occurs when you mix baking soda with fresh vinegar.