molecule
A molecule is the smallest unit of a chemical substance that can exist independently while retaining its chemical properties. It consists of two or more atoms held together by chemical bonds.
Exemples
3 sur 5A single water molecule consists of two hydrogen atoms and one oxygen atom.
One tiny unit of water is made of two hydrogens and one oxygen.
The researchers are studying how the molecule reacts under high pressure.
The scientists are examining the reaction of the chemical unit in high-pressure conditions.
There isn't a molecule of truth in what he just said.
There is absolutely no truth at all in his statement.
Famille de mots
Astuce mémo
Think of 'Mole' (the small animal) and 'cule' (sounds like 'cool'). It's a 'cool small' piece of matter. Also, 'molecular' rhymes with 'particular'.
Quiz rapide
The scientist explained that a _____ of water consists of two hydrogen atoms and one oxygen atom.
Correct !
La bonne réponse est : molecule
Exemples
A single water molecule consists of two hydrogen atoms and one oxygen atom.
everydayOne tiny unit of water is made of two hydrogens and one oxygen.
The researchers are studying how the molecule reacts under high pressure.
formalThe scientists are examining the reaction of the chemical unit in high-pressure conditions.
There isn't a molecule of truth in what he just said.
informalThere is absolutely no truth at all in his statement.
Organic molecules are the fundamental building blocks of all known life forms.
academicCarbon-based chemical units are the basic components of all life.
Our laboratory has patented a new molecule that could revolutionize skincare.
businessOur company has legally protected a new chemical compound for better skin products.
Famille de mots
Collocations courantes
Phrases Courantes
at a molecular level
examining things at the scale of molecules
every molecule of one's being
with one's entire self or soul
not a molecule of
none at all; not a single bit
Souvent confondu avec
An atom is the smallest unit of an element, while a molecule is a group of atoms bonded together.
A cell is the basic biological unit of life, which is much larger and contains trillions of molecules.
Notes d'usage
Molecule is primarily a scientific term used in chemistry and physics. However, it is frequently used in common English as a hyperbolic way to say 'a very small amount' of something abstract, like 'truth' or 'common sense'.
Erreurs courantes
Learners often use 'molecule' when they mean 'atom'. Remember that a molecule is usually a combination of atoms (like H2 or H2O).
Astuce mémo
Think of 'Mole' (the small animal) and 'cule' (sounds like 'cool'). It's a 'cool small' piece of matter. Also, 'molecular' rhymes with 'particular'.
Origine du mot
From the French word 'molécule', which comes from the Latin 'moles' (mass) combined with a diminutive suffix, literally meaning 'a small mass'.
Modèles grammaticaux
Quiz rapide
The scientist explained that a _____ of water consists of two hydrogen atoms and one oxygen atom.
Correct !
La bonne réponse est : molecule
Vocabulaire associé
A fundamental part or characteristic that makes up a whole,...
bondTo develop a close connection or strong relationship with so...
chemistryChemistry is the branch of science that studies what things...
compoundDescribes something that is made of two or more separate par...
atomAn atom is the smallest possible part of a chemical element....
Mots lis
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lung
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tropical
A1Relating to the hot regions of the Earth near the equator. It describes weather that is very warm and wet, or plants and animals that come from these areas.
trader
A1A trader is a person whose job is to buy and sell goods, stocks, or other items for profit. They can work in a small local market or on large international financial exchanges.
indoor
A1Describes something that is located, happens, or is used inside a building rather than outside. It is an adjective used before a noun to talk about activities or objects protected from the weather.
threshold
A1A threshold is the physical area at the bottom of a doorway that you step over to enter a room or building. It also refers to the level or point at which something starts to happen or changes.
tribute
A1A tribute is something that you say, do, or give to show your respect and admiration for someone. It is often a public act used to honor a person's life, work, or memory.
elder
A1Used to describe a person who is older than another, especially within a family. It is also used to refer to people who have a high status or more experience because of their age.
russian
A1Relating to Russia, its people, its language, or its culture. It describes things that come from or are connected to the largest country in the world.
southeastern
A1Located in or coming from the direction between south and east. It describes a place, a region, or a wind that is in the corner between the bottom and the right on a map.
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