Meaning: An instrument for observing the spectrum of light.

Part of speech: noun

Example: The spectroscope revealed the composition of the star.

Category: Science › Physics

Synonyms: light analyzer

Meaning: The study of the interaction between matter and electromagnetic radiation.

Part of speech: noun

Example: Spectroscopy is essential in chemical analysis.

Category: Science › Physics

Synonyms: light analysis

Meaning: A range of different things, often used in relation to light or sound.

Part of speech: noun

Example: The visible spectrum includes all the colors of light.

Category: Science › Physics

Synonyms:

• range
• variety

Meaning: The examination of the spectrum to identify components.

Part of speech: noun

Example: Spectrum analysis is used in chemistry to determine substances.

Category: Science › Chemistry

Synonyms: spectral analysis

Meaning: A scientist who studies caves and cave systems.

Part of speech: noun

Example: The speleologist explored the underground river.

Category: Science › Geology

Synonyms: cave scientist

Meaning: An alloy of zinc, often used in metalworking.

Part of speech: noun

Example: The artist used spelter to create the sculpture.

Category: Science › Materials

Synonyms: zinc alloy

Meaning: To expel something forcefully or in large amounts.

Part of speech: verb

Example: The volcano began to spew ash into the sky.

Category: Science › Geology

Synonyms: vomit

Meaning: A sharp point or projection.

Part of speech: noun

Example: The spike on the fence prevents animals from entering.

Category: Science › Physics

Synonyms: point

Meaning: Having sharp points or projections.

Part of speech: adjective

Example: The spiked fence is meant to deter intruders.

Category: Science › Physics

Synonyms: pointed

Meaning: A small lamp used for heating or lighting, often fueled by alcohol.

Part of speech: noun

Example: The spirit lamp was used in the laboratory for experiments.

Category: Science › Laboratory Equipment

Synonyms: alcohol lamp

Meaning: To splash liquid back onto something or someone.

Part of speech: verb

Example: The water splashed back onto her when she jumped in.

Category: Science › Physics

Synonyms: splash back at

Meaning: To land on water, especially after a flight.

Part of speech: verb

Example: The spacecraft will splash down in the ocean.

Category: Science › Aerospace

Synonyms: land on water

Meaning: The occurrence of fire starting without an external ignition source.

Part of speech: noun

Example: Spontaneous combustion can happen in certain conditions.

Category: Science › Chemistry

Synonyms: self-ignition

Meaning: Occurring at irregular intervals or only in a few places.

Part of speech: adjective

Example: The sporadic rain made it hard to plan the picnic.

Category: Science › Meteorology

Synonyms:

• occasional
• intermittent

Antonyms:

• constant
• regular

Meaning: A reproductive cell in fungi and plants.

Part of speech: noun

Example: The mushroom releases spores into the air.

Category: Science › Biology

Synonyms:

• seed
• reproductive cell

Meaning: A device used to measure weight using a spring.

Part of speech: noun

Example: He used a spring balance to weigh the apples.

Category: Science › Measurement

Synonyms:

• scale
• weighing device

Meaning: A high tide that occurs when the sun and moon are aligned.

Part of speech: noun

Example: The spring tide caused the water levels to rise significantly.

Category: Science › Oceanography

Synonyms:

• high tide
• tide

Meaning: Any of a series of Soviet satellites launched in the late 1950s.

Part of speech: noun

Example: Sputnik was the first artificial satellite to orbit the Earth.

Category: Science › Astronomy

Synonyms: satellite

Meaning: A weather phenomenon that produces a blue or violet glow, often seen on ship masts.

Part of speech: noun

Example: The sailors were amazed to see St Elmos fire during the storm.

Category: Science › Meteorology

Synonyms: electrical discharge

Meaning: The state of being stable or steady.

Part of speech: noun

Example: The stability of the bridge was tested.

Category: Science › Physics

Synonyms:

• steadiness
• balance

Antonyms: instability

Meaning: A measure of the amount of variation or dispersion in a set of values.

Part of speech: noun

Example: The standard deviation indicates how spread out the data is.

Category: Science › Statistics

Synonyms:

• variation
• dispersion

Meaning: An estimate of the standard deviation of the sampling distribution of a statistic.

Part of speech: noun

Example: The standard error helps to understand the accuracy of the sample mean.

Category: Science › Statistics

Synonyms: sampling error

Meaning: The official time in a region, not affected by daylight saving time.

Part of speech: noun

Example: Standard time is observed during the winter months.

Category: Science › Timekeeping

Synonyms: regular time

Meaning: A luminous celestial body visible in the night sky.

Part of speech: noun

Example: The North Star is used for navigation.

Category: Science › Astronomy

Synonyms:

• celestial body
• luminary

Meaning: A term used to describe someone who is fascinated by stars or astronomy.

Part of speech: noun

Example: As a star grazer, she spent nights observing the sky.

Category: Science › Astronomy

Synonyms: astronomy enthusiast

Meaning: A spacecraft designed for travel in outer space.

Part of speech: noun

Example: The crew boarded the star ship for their mission.

Category: Science › Space Exploration

Synonyms: spaceship

Meaning: The light emitted by stars.

Part of speech: noun

Example: The starlight illuminated the dark path.

Category: Science › Astronomy

Synonyms: starshine

Meaning: A numerical fact or piece of data

Part of speech: noun

Example: The statistic showed an increase in sales.

Category: Science › Statistics

Synonyms:

• data
• figure

Meaning: A person who specializes in statistics

Part of speech: noun

Example: The statistician analyzed the survey results.

Category: Science › Statistics

Synonyms:

• data analyst
• number cruncher

Meaning: Short for statistics

Part of speech: noun

Example: The stats show a clear trend in consumer behavior.

Category: Science › Statistics

Synonyms:

• statistics
• data

Meaning: The vapor into which water is converted when heated.

Part of speech: noun

Example: The steam from the kettle filled the kitchen.

Category: Science › Physics

Synonyms:

• vapor
• fume

Meaning: Relating to stars; outstanding or excellent.

Part of speech: adjective

Example: She received stellar reviews for her performance.

Category: Science › Astronomy

Synonyms:

• outstanding
• excellent

Antonyms:

• mediocre
• poor

Meaning: Having a surface that sticks to things.

Part of speech: adjective

Example: The sticky tape was hard to remove from the table.

Category: Science › Materials

Synonyms:

• adhesive
• tacky

Antonyms: smooth

Meaning: Not easily bent or moved; rigid.

Part of speech: adjective

Example: The stiff cardboard was perfect for the project.

Category: Science › Materials

Synonyms:

• rigid
• firm

Antonyms: flexible

Meaning: To make or become stiff or rigid.

Part of speech: verb

Example: The cold weather caused the muscles to stiffen.

Category: Science

Synonyms:

• harden
• solidify

Antonyms: soften

Meaning: A stiff or rigid object or person.

Part of speech: noun

Example: The cardboard was a bit of a stiffy for the project.

Category: Science › Materials

Synonyms: rigid object

Meaning: An object used to close or seal a container.

Part of speech: noun

Example: He put a stopper in the bottle to keep it fresh.

Category: Science › Chemistry

Synonyms: seal

Meaning: A force or pressure that causes deformation.

Part of speech: noun

Example: The strain on the bridge was carefully monitored.

Category: Science › Physics

Synonyms: stress

Antonyms: relaxation

Meaning: A single thin piece of something, like hair or thread.

Part of speech: noun

Example: She found a strand of hair on the floor.

Category: Science › Biology

Synonyms: fiber

Meaning: To arrange or classify into layers or groups.

Part of speech: verb

Example: The researchers aimed to stratify the data for better analysis.

Category: Science › Statistics

Synonyms:

• layer
• classify

Antonyms:

• unify
• merge