Meaning: A lightweight material used for insulation and packaging.

Part of speech: noun

Example: Expanded polystyrene is often used in packaging fragile items.

Category: Science › Materials Science

Meaning: A journey undertaken for a specific purpose, often exploration or research.

Part of speech: noun

Example: The expedition to the Arctic was a great success.

Category: Science › Exploration

Synonyms:

• journey
• voyage

Meaning: A scientific procedure undertaken to make a discovery.

Part of speech: noun

Example: The experiment yielded surprising results.

Category: Science › Research

Synonyms:

• test
• trial

Meaning: Relating to or based on experiments.

Part of speech: adjective

Example: The experimental drug showed promise in trials.

Category: Science › Research

Synonyms:

• trial
• test

Meaning: The process of performing experiments.

Part of speech: noun

Example: Experimentation is key to scientific discovery.

Category: Science › Research

Synonyms:

• testing
• trial

Meaning: able to be explained or accounted for

Part of speech: adjective

Example: The phenomenon is explicable through scientific principles.

Category: Science

Synonyms:

• explainable
• accountable

Antonyms: inexplicable

Meaning: to burst or shatter violently

Part of speech: verb

Example: The fireworks will explode in the sky.

Category: Science

Synonyms:

• burst
• detonate

Antonyms: implode

Meaning: relating to or involving exploration

Part of speech: adjective

Example: They conducted exploratory research on the new species.

Category: Science

Synonyms:

• investigative
• inquisitive

Antonyms: conclusive

Meaning: to travel through an unfamiliar area to learn about it

Part of speech: verb

Example: We will explore the ancient ruins tomorrow.

Category: Science

Synonyms:

• investigate
• discover

Antonyms: ignore

Meaning: a person who investigates unknown regions

Part of speech: noun

Example: The explorer mapped the uncharted territories.

Category: Science

Synonyms:

• adventurer
• traveler

Antonyms: settler

Meaning: a sudden and violent release of energy

Part of speech: noun

Example: The explosion was heard miles away.

Category: Science

Synonyms:

• blast
• detonation

Antonyms: implosion

Meaning: capable of causing an explosion

Part of speech: adjective

Example: The explosive material was handled with care.

Category: Science

Synonyms:

• volatile
• combustible

Antonyms: stable

Meaning: in a manner that causes an explosion

Part of speech: adverb

Example: The gas ignited explosively.

Category: Science

Synonyms:

• violently
• suddenly

Meaning: made visible or revealed

Part of speech: adjective

Example: The exposed wires were a safety hazard.

Category: Science

Synonyms:

• uncovered
• revealed

Antonyms: concealed

Meaning: covering a large area; having a wide scope

Part of speech: adjective

Example: The research was extensive and thorough.

Category: Science

Synonyms:

• vast
• comprehensive

Antonyms: limited

Meaning: to destroy completely

Part of speech: verb

Example: They plan to exterminate the pests in the garden.

Category: Science

Synonyms:

• eradicate
• eliminate

Antonyms: preserve

Meaning: the act of destroying completely

Part of speech: noun

Example: The extermination of the pests was successful.

Category: Science

Synonyms:

• eradication
• elimination

Meaning: a person or company that eliminates pests

Part of speech: noun

Example: The exterminator arrived to deal with the infestation.

Category: Science

Synonyms:

• pest controller
• eliminator

Meaning: no longer in existence

Part of speech: adjective

Example: Dinosaurs are extinct.

Category: Science

Synonyms:

• vanished
• obliterated

Antonyms: extant

Meaning: the state of no longer existing

Part of speech: noun

Example: The extinction of certain species is a concern.

Category: Science

Synonyms:

• disappearance
• obliteration

Meaning: to put out a fire or light

Part of speech: verb

Example: Firefighters work to extinguish the flames.

Category: Science

Synonyms:

• quench
• put out

Antonyms: ignite

Meaning: to remove or destroy completely

Part of speech: verb

Example: They aim to extirpate invasive species from the ecosystem.

Category: Science

Synonyms:

• eradicate
• eliminate

Meaning: Relating to the process of extracting resources from the earth.

Part of speech: adjective

Example: The extractive industries include mining and oil drilling.

Category: Science › Geology

Synonyms:

• removal
• extraction

Meaning: To estimate or conclude something by extending known information.

Part of speech: verb

Example: We can extrapolate future trends from current data.

Category: Science › Statistics

Synonyms:

• infer
• deduce

Meaning: A being from another planet or celestial body.

Part of speech: noun

Example: Many people believe that extraterrestrials exist somewhere in the universe.

Category: Science › Astronomy

Synonyms:

• alien
• ET

Meaning: A scale for measuring temperature where water freezes at 32 degrees and boils at 212 degrees.

Part of speech: noun

Example: The weather today is 75 degrees Fahrenheit.

Category: Science › Temperature Measurement

Meaning: A recollection that people believe to be true but is actually distorted or fabricated.

Part of speech: noun

Example: Researchers studied how false memories can be created through suggestion.

Category: Science › Psychology

Meaning: A rib that does not attach directly to the sternum.

Part of speech: noun

Example: False ribs provide some protection to the organs but are not as strong as true ribs.

Category: Science › Anatomy

Meaning: A type of cage used in Faraday's experiments with electricity.

Part of speech: noun

Example: The Faraday cage protects sensitive equipment from electromagnetic interference.

Category: Science › Physics

Meaning: A unit of electrical capacitance.

Part of speech: noun

Example: The capacitor has a value of one Farad.

Category: Science › Physics

Meaning: A group of minerals that are important in the formation of rocks.

Part of speech: noun

Example: Feldspar is commonly found in granite.

Category: Science › Geology

Synonyms:

• mineral
• rock-forming mineral

Meaning: A unit of electrical resistance equal to one quadrillionth of an ohm.

Part of speech: noun

Example: The resistance was measured in femtohms.

Category: Science › Physics

Synonyms: resistance unit

Meaning: To undergo a chemical change, especially in food or drink.

Part of speech: verb

Example: The grapes will ferment to make wine.

Category: Science › Biochemistry

Synonyms:

• brew
• cultivate

Meaning: A synthetic element with the symbol Fm and atomic number 100.

Part of speech: noun

Example: Fermium is used in scientific research.

Category: Science › Chemistry

Synonyms:

• element
• metal

Meaning: A magnetic material made from iron and other elements.

Part of speech: noun

Example: Ferrite is used in electronic components.

Category: Science › Materials

Synonyms: magnetic material

Meaning: Having the property of being attracted to a magnet.

Part of speech: adjective

Example: Iron is a ferro-magnetic material.

Category: Science › Physics

Synonyms:

• magnetic
• ferromagnetic

Meaning: Containing or derived from iron.

Part of speech: adjective

Example: Ferrous metals are used in construction.

Category: Science › Chemistry

Synonyms:

• iron-containing
• metallic

Meaning: A thread or filament from which a vegetable tissue, mineral substance, or textile is formed.

Part of speech: noun

Example: Cotton fibre is used to make clothing.

Category: Science › Biology

Synonyms:

• thread
• filament

Meaning: Consisting of fibers; having a fibrous structure.

Part of speech: adjective

Example: The fibrous tissue helps support the organs.

Category: Science › Biology

Synonyms:

• stringy
• threadlike

Meaning: The entire area that can be seen at any given moment.

Part of speech: noun

Example: The driver's field of vision was obstructed by the large truck.

Category: Science › Optics

Synonyms:

• view
• sight