Meaning: The acceleration of a chemical reaction by a catalyst.

Part of speech: noun

Example: Catalysis is essential in many industrial processes.

Category: Science › Chemistry

Synonyms: acceleration

Meaning: A substance that increases the rate of a chemical reaction without undergoing any permanent change.

Part of speech: noun

Example: The enzyme acted as a catalyst in the reaction.

Category: Science › Chemistry

Synonyms:

• accelerator
• stimulus

Meaning: Relating to or involving a catalyst.

Part of speech: adjective

Example: Catalytic converters help reduce harmful emissions from vehicles.

Category: Science › Chemistry

Synonyms: catalytically active

Meaning: A mathematical theory that describes how small changes can lead to sudden and dramatic shifts in systems.

Part of speech: noun

Example: Catastrophe theory is used in various fields, including economics and biology.

Category: Science › Mathematics

Meaning: A positively charged ion.

Part of speech: noun

Example: Sodium is a common cation in many chemical reactions.

Category: Science › Chemistry

Synonyms: positive ion

Meaning: Relating to or acting as a cause.

Part of speech: adjective

Example: There is a causal relationship between smoking and lung cancer.

Category: Science › Causation

Synonyms: causative

Meaning: The relationship between cause and effect.

Part of speech: noun

Example: Understanding causality is important in scientific research.

Category: Science › Philosophy

Synonyms: causation

Meaning: The action of causing something to happen.

Part of speech: noun

Example: Causation is a key concept in law and science.

Category: Science › Philosophy

Synonyms: causality

Meaning: Having the power to cause something.

Part of speech: adjective

Example: The causative agent of the disease was identified.

Category: Science › Causation

Synonyms: causal

Meaning: Relating to the sky or outer space.

Part of speech: adjective

Example: The celestial bodies are fascinating to study.

Category: Science › Astronomy

Synonyms:

• heavenly
• astral

Antonyms:

• earthly
• terrestrial

Meaning: The smallest structural unit of an organism.

Part of speech: noun

Example: Every living thing is made up of cells.

Category: Science › Biology

Synonyms:

• unit
• component

Meaning: Relating to or consisting of cells.

Part of speech: adjective

Example: Cellular structures are essential for life.

Category: Science › Biology

Synonyms:

• cell-like
• tissue

Meaning: A substance that makes up the cell walls of plants.

Part of speech: noun

Example: Cellulose is important for plant structure.

Category: Science › Biology

Synonyms:

• fiber
• plant material

Meaning: A scale for measuring temperature, where 0 degrees is the freezing point of water.

Part of speech: noun

Example: The temperature today is 20 degrees Celsius.

Category: Science › Measurement

Synonyms:

• centigrade
• temperature scale

Meaning: Another term for Celsius, a temperature scale.

Part of speech: noun

Example: Water freezes at zero centigrade.

Category: Science › Measurement

Synonyms:

• Celsius
• temperature scale

Meaning: A metric unit of mass equal to one hundredth of a gram.

Part of speech: noun

Example: The sample weighed ten centigrams.

Category: Science › Measurement

Synonyms:

• centigram
• weight unit

Meaning: A metric unit of volume equal to one hundredth of a liter.

Part of speech: noun

Example: The recipe calls for five centilitres of water.

Category: Science › Measurement

Meaning: A metric unit of length equal to one hundredth of a meter.

Part of speech: noun

Example: The table is one hundred centimetres long.

Category: Science › Measurement

Meaning: The time zone that is six hours behind Coordinated Universal Time (UTC-6).

Part of speech: noun

Example: Central Standard Time is used in several U.S. states.

Category: Science › Timekeeping

Synonyms: CST

Meaning: The point in an object where its weight is evenly distributed.

Part of speech: noun

Example: The centre of gravity of the triangle is located at its centroid.

Category: Science › Physics

Synonyms: center of mass

Meaning: Moving or tending to move away from a center.

Part of speech: adjective

Example: The centrifugal force pushes objects outward in a rotating system.

Category: Science › Physics

Synonyms: outward-moving

Antonyms: centripetal

Meaning: The apparent force that draws a rotating body away from the center of rotation.

Part of speech: noun

Example: Centrifugal force is experienced when a car turns sharply.

Category: Science › Physics

Synonyms: outward force

Meaning: A machine that uses centrifugal force to separate substances of different densities.

Part of speech: noun

Example: The laboratory used a centrifuge to separate blood components.

Category: Science › Laboratory Equipment

Synonyms: separator

Meaning: Moving or directed toward a center.

Part of speech: adjective

Example: Centripetal force is necessary for an object to follow a curved path.

Category: Science › Physics

Synonyms: inward-moving

Antonyms: centrifugal

Meaning: A class of marine animals that includes octopuses and squids.

Part of speech: noun

Example: The cephalopod is known for its intelligence and ability to change color.

Category: Science › Marine Biology

Synonyms: octopus

Meaning: A chemical element with the symbol Ce, used in various industrial applications.

Part of speech: noun

Example: Cerium is often used in catalysts.

Category: Science › Chemistry

Synonyms: Ce

Meaning: A chemical element with the symbol Cs, used in atomic clocks and other applications.

Part of speech: noun

Example: Cesium is known for its use in precise timekeeping.

Category: Science › Chemistry

Synonyms: Cs

Meaning: Central European Time, a time zone that is one hour ahead of Coordinated Universal Time (UTC+1).

Part of speech: noun

Example: CET is used in many European countries.

Category: Science › Timekeeping

Synonyms: CET

Meaning: A member of the order of marine mammals that includes whales, dolphins, and porpoises.

Part of speech: noun

Example: The cetacean population is monitored for conservation efforts.

Category: Science › Marine Biology

Synonyms: whale

Meaning: Relating to cetaceans, such as whales and dolphins.

Part of speech: adjective

Example: The cetaceous species are often studied for their intelligence.

Category: Science › Marine Biology

Synonyms: whale-related

Meaning: Chlorofluorocarbon, a compound used in refrigeration and aerosol propellants, harmful to the ozone layer.

Part of speech: noun

Example: CFCs were banned due to their environmental impact.

Category: Science › Chemistry

Meaning: The chemical symbol for the element chlorine.

Part of speech: noun

Example: Ch is used in water purification.

Category: Science › Chemistry

Synonyms: chlorine

Meaning: A series of events triggered by a single action.

Part of speech: noun

Example: The accident caused a chain reaction of traffic jams.

Category: Science › Physics

Synonyms: domino effect

Meaning: Complete disorder and confusion.

Part of speech: noun

Example: The room was in chaos after the party.

Category: Science › Physics

Synonyms:

• disorder
• confusion

Antonyms: order

Meaning: A branch of mathematics focusing on systems that appear disordered but are actually governed by underlying patterns.

Part of speech: noun

Example: Chaos theory explains how small changes can lead to significant effects.

Category: Science › Mathematics

Meaning: In a state of complete disorder and confusion.

Part of speech: adjective

Example: The chaotic scene made it hard to find anyone.

Category: Science › Physics

Synonyms:

• disordered
• confused

Antonyms: orderly

Meaning: A feature or quality belonging typically to a person, place, or thing.

Part of speech: noun

Example: Honesty is a characteristic of a good leader.

Category: Science › Psychology

Synonyms:

• trait
• feature

Meaning: Filled with electricity or energy.

Part of speech: adjective

Example: The charged battery lasted for hours.

Synonyms:

• energized
• intense

Meaning: A visual representation of data.

Part of speech: noun

Example: The chart shows the sales trends over the year.

Category: Science

Synonyms:

• graph
• diagram

Meaning: Relating to or involving chemistry.

Part of speech: adjective

Example: Chemical reactions are essential in cooking.

Category: Science › Chemistry

Synonyms: chemical-related