Meaning: Absorbing heat from the surroundings.

Part of speech: adjective

Example: Endothermic reactions require energy input.

Category: Science › Chemistry

Synonyms:

• heat-absorbing
• thermal

Antonyms:

• exothermic
• heat-releasing

Meaning: The capacity to do work or produce change.

Part of speech: noun

Example: She has a lot of energy for her age.

Category: Science › Physics

Synonyms:

• vitality
• power

Antonyms:

• lethargy
• inactivity

Meaning: The science of wine and winemaking.

Part of speech: noun

Example: He studied enology to become a sommelier.

Category: Science › Agriculture

Synonyms:

• viticulture
• oenology

Meaning: To improve the quality of something by adding something else.

Part of speech: verb

Example: They aim to enrich the soil with nutrients.

Category: Science › Agriculture

Synonyms:

• improve
• enhance

Meaning: The act of improving the quality of something.

Part of speech: noun

Example: Soil enrichment is essential for healthy crops.

Category: Science › Agriculture

Synonyms:

• improvement
• enhancement

Meaning: the scientific study of insects

Part of speech: noun

Example: She is studying entomology to understand insect behavior.

Category: Science › Biology

Synonyms:

• insect science
• bug study

Meaning: the internal organs of an animal

Part of speech: noun

Example: The hunter examined the entrails for signs of disease.

Category: Science › Biology

Synonyms:

• guts
• insides

Meaning: a measure of disorder or randomness in a system

Part of speech: noun

Example: Entropy increases as energy is dispersed.

Category: Science › Physics

Synonyms:

• disorder
• chaos

Antonyms:

• order
• organization

Meaning: a substance produced by a living organism that acts as a catalyst

Part of speech: noun

Example: Enzymes help speed up chemical reactions in the body.

Category: Science › Biochemistry

Synonyms:

• catalyst
• biocatalyst

Meaning: a long period of time, often used in geology

Part of speech: noun

Example: The mountains were formed over eons.

Category: Science › Geology

Synonyms:

• era
• age

Meaning: the point on the Earth's surface directly above the focus of an earthquake

Part of speech: noun

Example: The epicentre of the earthquake was located near the coast.

Category: Science › Geology

Synonyms:

• center
• focal point

Meaning: A state of balance between opposing forces.

Part of speech: noun

Example: The ecosystem is in a state of equilibrium.

Category: Science › Physics

Meaning: Relating to the equinoxes.

Part of speech: adjective

Example: Equinoctial storms can be quite severe.

Category: Science › Astronomy

Meaning: The time when day and night are of equal length.

Part of speech: noun

Example: The spring equinox marks the beginning of spring.

Category: Science › Astronomy

Meaning: A chemical element with the symbol Er and atomic number 68.

Part of speech: noun

Example: Erbium is used in various applications, including lasers.

Category: Science › Chemistry

Meaning: A unit of work or energy in the metric system.

Part of speech: noun

Example: The machine produced 1000 ergs of energy.

Category: Science › Physics

Synonyms: energy unit

Meaning: The study of people's efficiency in their working environment.

Part of speech: noun

Example: Ergonomics is important for workplace safety.

Category: Science › Human Factors

Synonyms:

• human factors
• workplace design

Meaning: A chemical compound derived from an acid, typically used in fragrances and flavors.

Part of speech: noun

Example: The ester gave the perfume its sweet scent.

Category: Science › Chemistry

Synonyms: chemical compound

Meaning: A colorless gas used as a fuel and in the production of chemicals.

Part of speech: noun

Example: Ethane is a component of natural gas.

Category: Science › Chemistry

Synonyms: alkane

Meaning: A type of alcohol used as a fuel and in beverages.

Part of speech: noun

Example: Ethanol is often added to gasoline.

Category: Science › Chemistry

Synonyms:

• ethyl alcohol
• alcohol

Meaning: A colorless gas used in the production of plastics.

Part of speech: noun

Example: Ethene is also known as ethylene.

Category: Science › Chemistry

Synonyms: ethylene

Meaning: A class of organic compounds used as solvents and anesthetics.

Part of speech: noun

Example: Ether was once commonly used in surgeries.

Category: Science › Chemistry

Synonyms: solvent

Meaning: A chemical group derived from ethane.

Part of speech: noun

Example: Ethyl alcohol is commonly used in beverages.

Category: Science › Chemistry

Synonyms: ethyl group

Meaning: A type of alcohol used in beverages and as a solvent.

Part of speech: noun

Example: Ethyl alcohol is found in many alcoholic drinks.

Category: Science › Chemistry

Synonyms:

• ethanol
• alcohol

Meaning: A colorless gas used in the production of plastics and chemicals.

Part of speech: noun

Example: Ethylene is a key ingredient in making polyethylene.

Category: Science › Chemistry

Synonyms: ethene

Meaning: The study of or belief in improving the genetic quality of the human population.

Part of speech: noun

Example: Eugenics has been widely discredited as unethical.

Category: Science › Genetics

Synonyms: genetic improvement

Meaning: A chemical element with the symbol Eu, used in various applications including electronics.

Part of speech: noun

Example: Europium is often used in phosphorescent materials.

Category: Science › Chemistry

Synonyms: element

Meaning: To turn from liquid into vapor.

Part of speech: verb

Example: The sun caused the water to evaporate quickly.

Category: Science › Physics

Synonyms:

• vaporize
• disappear

Antonyms: condense

Meaning: A dish used for evaporating liquids, often in a laboratory setting.

Part of speech: noun

Example: The chemist used an evaporated dish to concentrate the solution.

Category: Science › Laboratory Equipment

Meaning: The gradual development of something, especially from a simple to a more complex form.

Part of speech: noun

Example: The evolution of technology has changed our lives.

Category: Science › Biology

Synonyms:

• development
• progression

Antonyms:

• stagnation
• regression

Meaning: Relating to the gradual development of something.

Part of speech: adjective

Example: Evolutionary changes can take millions of years.

Category: Science › Biology

Synonyms:

• developing
• progressive

Antonyms:

• static
• unchanging

Meaning: The belief in or study of evolution.

Part of speech: noun

Example: Evolutionism is a key concept in biology.

Category: Science › Biology

Synonyms:

• evolution theory
• Darwinism

Meaning: A person who believes in or studies evolution.

Part of speech: noun

Example: The evolutionist presented his findings at the conference.

Category: Science › Biology

Synonyms:

• biologist
• naturalist

Meaning: To develop gradually, especially from a simple to a more complex form.

Part of speech: verb

Example: Species evolve over millions of years.

Category: Science › Biology

Synonyms:

• develop
• progress

Antonyms:

• stagnate
• regress

Meaning: A field of study that relies on precise measurements and calculations.

Part of speech: noun

Example: Physics is considered an exact science.

Category: Science › Physics

Synonyms:

• hard science
• natural science

Meaning: Originating from outside an organism or system.

Part of speech: adjective

Example: Exogenous factors can influence economic growth.

Category: Science › Biology

Meaning: An external skeleton that supports and protects an animal's body.

Part of speech: noun

Example: The crab's exoskeleton provides it with protection.

Category: Science › Biology

Meaning: The outermost layer of the Earth's atmosphere.

Part of speech: noun

Example: Satellites orbit in the exosphere.

Category: Science › Atmospheric Science

Meaning: Releasing heat during a chemical reaction.

Part of speech: adjective

Example: The exothermic reaction caused the temperature to rise.

Category: Science › Chemistry

Meaning: To increase in size, volume, or scope.

Part of speech: verb

Example: The balloon will expand when filled with air.

Category: Science › Physics

Synonyms:

• enlarge
• increase

Antonyms: contract