Meaning: Relating to or resembling a planet.

Part of speech: adjective

Example: The planetary system includes all the planets orbiting the Sun.

Category: Science › Astronomy

Synonyms: celestial

Meaning: The theory explaining the movement of the Earth's plates.

Part of speech: noun

Example: Plate tectonics is responsible for earthquakes.

Category: Science › Geology

Synonyms: geology

Meaning: A space completely filled with matter, often used in physics.

Part of speech: noun

Example: The plenum was filled with gas.

Category: Science

Synonyms:

• fullness
• completeness

Meaning: To measure the depth of something, especially water.

Part of speech: verb

Example: They plumbed the depths of the ocean.

Category: Science › Measurement

Synonyms:

• measure
• gauge

Meaning: A radioactive chemical element used in nuclear reactors and weapons.

Part of speech: noun

Example: Plutonium is highly regulated due to its potential dangers.

Category: Science › Chemistry

Synonyms:

• element 94
• nuclear material

Meaning: A type of plastic used in packaging and containers.

Part of speech: noun

Example: Polyethylene is commonly used for plastic bags.

Category: Science › Chemistry

Synonyms:

• plastic
• polymer

Meaning: A device used to measure physiological responses, often used in lie detection.

Part of speech: noun

Example: The polygraph test is used in criminal investigations.

Category: Science › Psychology

Synonyms:

• lie detector
• test

Meaning: A large molecule composed of many repeated subunits.

Part of speech: noun

Example: Plastic is a common type of polymer.

Category: Science › Chemistry

Synonyms:

• compound
• macromolecule

Meaning: A type of plastic used in a variety of applications, including packaging.

Part of speech: noun

Example: Polypropylene is often used for containers.

Category: Science › Chemistry

Synonyms:

• plastic
• polymer

Meaning: A synthetic polymer used in packaging and insulation.

Part of speech: noun

Example: Polystyrene is commonly used for disposable cups.

Category: Science › Chemistry

Synonyms:

• plastic
• foam

Meaning: A type of plastic made from polyethylene, often used for bags.

Part of speech: noun

Example: Polythene bags are widely used for shopping.

Category: Science › Chemistry

Synonyms:

• plastic
• polyethylene

Meaning: A versatile polymer used in foams, coatings, and adhesives.

Part of speech: noun

Example: Polyurethane is used in furniture cushions.

Category: Science › Chemistry

Synonyms:

• foam
• adhesive

Meaning: The quality of being porous, having tiny holes.

Part of speech: noun

Example: The porosity of the rock affects its water retention.

Category: Science › Geology

Synonyms: permeability

Meaning: Having small holes that allow liquid or air to pass through.

Part of speech: adjective

Example: The porous material soaked up the water.

Category: Science › Materials

Synonyms:

• permeable
• sponge-like

Antonyms: impermeable

Meaning: To indicate or warn of a future event.

Part of speech: verb

Example: Dark clouds can portend a storm.

Category: Science › Meteorology

Synonyms:

• foretell
• predict

Meaning: A sign or warning that something significant is about to happen.

Part of speech: noun

Example: The earthquake was seen as a portent of disaster.

Category: Science › Meteorology

Synonyms:

• omen
• sign

Meaning: To put forward an idea or suggestion.

Part of speech: verb

Example: She decided to posit a new theory about climate change.

Category: Science › Theories

Synonyms:

• propose
• suggest

Meaning: To suggest or assume the existence of something as a basis for reasoning.

Part of speech: verb

Example: Scientists postulate that life exists on other planets.

Category: Science

Synonyms:

• assume
• hypothesize

Meaning: A chemical element (K) essential for plant and animal life.

Part of speech: noun

Example: Potassium helps regulate fluid balance in the body.

Category: Science › Chemistry

Synonyms: K

Meaning: The ability or capacity to do something or act in a particular way.

Part of speech: noun

Example: Knowledge is power.

Synonyms:

• strength
• energy

Antonyms:

• weakness
• impotence

Meaning: Having great power or strength.

Part of speech: adjective

Example: The powerful engine made the car fast.

Category: Science

Synonyms:

• strong
• mighty

Antonyms:

• weak
• impotent

Meaning: To cause something to happen suddenly or unexpectedly.

Part of speech: verb

Example: The news precipitated a crisis.

Category: Science › Chemistry

Synonyms:

• trigger
• cause

Antonyms:

• prevent
• stop

Meaning: Any form of water, liquid or solid, that falls from the atmosphere.

Part of speech: noun

Example: Rain is a common form of precipitation.

Category: Science › Meteorology

Synonyms:

• rainfall
• downpour

Meaning: The quality of being exact and accurate.

Part of speech: noun

Example: The precision of the measurements was crucial for the experiment.

Category: Science › Measurement

Synonyms:

• accuracy
• exactness

Antonyms:

• inaccuracy
• imprecision

Meaning: Something that comes before another thing and may lead to it.

Part of speech: noun

Example: The dark clouds were a precursor to the storm.

Category: Science › Causation

Synonyms:

• forerunner
• predecessor

Meaning: To say what will happen in the future.

Part of speech: verb

Example: Scientists can predict weather patterns.

Category: Science › Meteorology

Synonyms:

• foretell
• forecast

Antonyms:

• miscalculate
• guess

Meaning: Able to be predicted or expected.

Part of speech: adjective

Example: The outcome of the game was predictable.

Category: Science › Forecasting

Synonyms:

• foreseeable
• expected

Antonyms:

• unpredictable
• surprising

Meaning: A statement about what will happen in the future.

Part of speech: noun

Example: The weather prediction was accurate.

Category: Science › Meteorology

Synonyms:

• forecast
• prognosis

Meaning: Relating to or having the ability to predict something.

Part of speech: adjective

Example: The predictive model helped in making accurate forecasts.

Category: Science › Forecasting

Synonyms:

• forecasting
• anticipatory

Meaning: A factor or variable that can be used to predict an outcome.

Part of speech: noun

Example: Education level is a strong predictor of income.

Category: Science › Statistics

Synonyms:

• indicator
• forecaster

Meaning: Relating to an early stage in evolutionary development.

Part of speech: adjective

Example: The primal instincts of survival are strong.

Category: Science › Biology

Synonyms: primitive

Meaning: Existing from the beginning of time; primeval.

Part of speech: adjective

Example: The primordial ocean was the source of life.

Category: Science › Geology

Synonyms: ancient

Meaning: A transparent optical element that refracts light.

Part of speech: noun

Example: The prism created a rainbow on the wall.

Synonyms:

• optical element
• glass shape

Meaning: Based on the principles of probability.

Part of speech: adjective

Example: The probabilistic model predicts outcomes based on data.

Category: Science › Mathematics

Synonyms:

• statistical
• chance-based

Meaning: The likelihood of something happening.

Part of speech: noun

Example: The probability of rain tomorrow is high.

Category: Science › Mathematics

Synonyms:

• likelihood
• chance

Antonyms:

• impossibility
• certainty

Meaning: Likely to happen or be true.

Part of speech: adjective

Example: It is probable that he will arrive late.

Category: Science › Mathematics

Synonyms:

• likely
• expected

Antonyms:

• unlikely
• improbable

Meaning: A person or thing from which a person or animal is descended.

Part of speech: noun

Example: The progenitor of the species was discovered in the fossil record.

Category: Science › Biology

Synonyms: ancestor

Meaning: Descendants or offspring.

Part of speech: noun

Example: The scientist studied the progeny of the genetically modified plants.

Category: Science › Biology

Synonyms: offspring

Meaning: The action of predicting future events.

Part of speech: noun

Example: His prognostication about the economy proved to be accurate.

Category: Science › Forecasting

Synonyms: prediction

Meaning: The process of developing or moving gradually towards a more advanced state.

Part of speech: noun

Example: The progression of technology has changed our lives.

Category: Science

Synonyms: development