chemical

• Qui concerne la chimie, les substances et leurs réactions, ou les propriétés des corps étudiées par cette science.

Relating to chemistry or the interactions of substances as studied in chemistry.

1. Relating to chemistryB1formal

   Of or relating to the scientific study of substances and their reactions.

   relatif à la chimie

   • The chemical reaction produced a bright blue flame.
   • She studied chemical engineering at university.
   • Chemical compounds can be very dangerous if mishandled.

2. Produced by or used in chemistryB1formal

   Involving or resulting from a process of chemical change.

   chimique (relatif à la chimie)

   • The factory uses chemical processes to create plastic.
   • Chemical fertilizers are widely used in modern agriculture.
   • The chemical composition of the water was tested.

   Synonymeschemic

• Nom désignant une substance ayant une composition moléculaire définie, souvent utilisée dans des contextes scientifiques, industriels ou domestiques.

A noun referring to a substance with a distinct molecular composition, often used in scientific, industrial, or household contexts.

1. B1formalscientific

   A substance with a distinct molecular composition that is produced by or used in a chemical process.

   substance chimique

   • The lab stores various chemicals in sealed containers.
   • This chemical reacts violently with water.
   • They tested the chemical for purity before using it in the experiment.

   Synonymesagentcompoundmaterialreagentsubstance

2. AdditiveB1formalscientific

   A substance used in manufacturing or agriculture to achieve a specific effect.

   Produit chimique (additif)

   • Farmers use chemicals to protect crops from pests.
   • Many processed foods contain artificial chemicals.
   • The factory released harmful chemicals into the river.

   Synonymesadditiveagentcompoundsubstancetreatment

   Antonymesorganic