Meaning: a device that protects a structure from lightning strikes

Part of speech: noun

Example: The lightning rod prevented damage to the house.

Category: Science › Physics

Synonyms: lightning conductor

Meaning: The chance of something happening.

Part of speech: noun

Example: There is a high likelihood of rain tomorrow.

Category: Science › Statistics

Synonyms:

• probability
• chance

Antonyms: unlikelihood

Meaning: Probable or expected to happen.

Part of speech: adjective

Example: It is likely that she will win the competition.

Category: Science › Statistics

Synonyms:

• probable
• expected

Antonyms: unlikely

Meaning: A point beyond which something cannot go.

Part of speech: noun

Example: There is a limit to how much you can spend.

Category: Science › Mathematics

Synonyms:

• boundary
• restriction

Antonyms: unlimited

Meaning: A restriction or a lack of ability.

Part of speech: noun

Example: Her limitation in language skills affected her job prospects.

Category: Science › Mathematics

Synonyms:

• restriction
• constraint

Antonyms: advantage

Meaning: The straight path along which an observer looks.

Part of speech: noun

Example: The building is in my line of sight.

Category: Science › Optics

Synonyms:

• sightline
• view

Meaning: The direction in which a person can see.

Part of speech: noun

Example: The sign was out of my line of vision.

Category: Science › Optics

Synonyms:

• view
• sight

Meaning: A connection or relationship between two things.

Part of speech: noun

Example: There is a strong link between diet and health.

Category: Science › Biology

Synonyms:

• connection
• relationship

Antonyms: disconnection

Meaning: The act of connecting or joining things together.

Part of speech: noun

Example: The linkage between the two systems is crucial.

Category: Science › Biology

Synonyms:

• connection
• association

Meaning: To make a substance liquid.

Part of speech: verb

Example: The heat will liquefy the solid material.

Category: Science › Chemistry

Meaning: A substance that flows and takes the shape of its container.

Part of speech: noun

Example: Water is a common liquid.

Category: Science › Chemistry

Antonyms:

• solid
• gas

Meaning: A metric unit of volume equal to 1,000 cubic centimeters.

Part of speech: noun

Example: The bottle holds two liters of water.

Category: Science › Measurement

Meaning: A test that uses a single factor to make a decision.

Part of speech: noun

Example: The company's commitment to sustainability is a litmus test for investors.

Category: Science › Chemistry

Meaning: A metric unit of volume equal to 1,000 cubic centimeters.

Part of speech: noun

Example: The recipe calls for one litre of milk.

Category: Science › Measurement

Meaning: A suffix used to denote a field of study or science.

Part of speech: suffix

Example: Biology is the study of living organisms.

Category: Science › Terminology

Meaning: Long life or a long duration of existence.

Part of speech: noun

Example: The longevity of the species is remarkable.

Category: Science › Biology

Synonyms:

• duration
• lifespan

Meaning: The geographic coordinate that specifies the east-west position of a point on the Earth's surface.

Part of speech: noun

Example: The longitude of the city is 74 degrees west.

Category: Science › Geography

Synonyms: meridian

Meaning: Relating to length or the direction along the length of something.

Part of speech: adjective

Example: The longitudinal study tracked participants over several years.

Category: Science › Research

Synonyms: lengthwise

Meaning: Having a long life; enduring for a long time.

Part of speech: adjective

Example: Tortoises are known for being long-lived animals.

Category: Science › Biology

Synonyms:

• durable
• enduring

Meaning: Liquefied petroleum gas, used as fuel.

Part of speech: noun

Example: LPG is commonly used for heating.

Category: Science › Chemistry

Synonyms:

• propane
• butane

Meaning: A substance used to reduce friction between surfaces.

Part of speech: noun

Example: He applied lubricant to the squeaky door.

Category: Science › Chemistry

Synonyms:

• grease
• oil

Meaning: To apply a substance to reduce friction.

Part of speech: verb

Example: You should lubricate the machine regularly.

Category: Science › Chemistry

Synonyms:

• oil
• grease

Meaning: The emission of light by a substance that has not been heated.

Part of speech: noun

Example: The luminescence of the jellyfish was mesmerizing.

Category: Science › Physics

Synonyms:

• glow
• shine

Meaning: The intrinsic brightness of a celestial object.

Part of speech: noun

Example: The star's luminosity was measured by astronomers.

Category: Science › Astronomy

Synonyms:

• brightness
• radiance

Meaning: Emitting or reflecting light; bright.

Part of speech: adjective

Example: The luminous stars lit up the night sky.

Category: Science

Synonyms:

• bright
• radiant

Antonyms:

• dim
• dark

Meaning: Relating to the moon.

Part of speech: adjective

Example: The lunar surface is covered in craters.

Category: Science › Astronomy

Synonyms: moon-related

Meaning: A unit of measurement for speed relative to the speed of sound.

Part of speech: noun

Example: The plane flew at Mach 2.

Category: Science › Physics

Synonyms: speed

Meaning: The whole universe or a large system.

Part of speech: noun

Example: The macrocosm of the universe is vast.

Category: Science › Cosmology

Synonyms: universe

Meaning: A chemical element essential for life, symbol Mg.

Part of speech: noun

Example: Magnesium is important for muscle function.

Category: Science › Chemistry

Synonyms:

• element
• mineral

Meaning: An object that produces a magnetic field.

Part of speech: noun

Example: The fridge magnet held up the shopping list.

Category: Science › Physics

Synonyms:

• attractor
• lodestone

Meaning: Having the properties of a magnet.

Part of speech: adjective

Example: The magnetic field can attract metal objects.

Category: Science › Physics

Synonyms:

• attractive
• alluring

Antonyms:

• repulsive
• unattractive

Meaning: The area around a magnet where magnetic forces are exerted.

Part of speech: noun

Example: The magnetic field of the Earth protects us from solar radiation.

Category: Science › Physics

Synonyms: magnetic force field

Meaning: The force exerted by magnets when they attract or repel each other.

Part of speech: noun

Example: Magnetism is a fundamental force in physics.

Category: Science › Physics

Synonyms: magnetic force

Meaning: To make something magnetic.

Part of speech: verb

Example: You can magnetize a metal object with a magnet.

Category: Science › Physics

Synonyms:

• attract
• charge

Antonyms: demagnetize

Meaning: The process of enlarging the appearance of an object.

Part of speech: noun

Example: The magnification of the image made it easier to see details.

Category: Science › Optics

Synonyms:

• enlargement
• amplification

Antonyms:

• reduction
• diminution

Meaning: To make something appear larger than it is.

Part of speech: verb

Example: You can magnify the text on your screen.

Category: Science › Optics

Synonyms:

• enlarge
• amplify

Antonyms:

• reduce
• diminish

Meaning: A lens that makes objects appear larger.

Part of speech: noun

Example: He used a magnifying glass to read the small print.

Category: Science › Optics

Synonyms:

• lens
• magnifier

Meaning: The size or extent of something.

Part of speech: noun

Example: The magnitude of the earthquake was measured at 7.0.

Category: Science › Geology

Synonyms:

• size
• extent

Antonyms:

• smallness
• insignificance

Meaning: capable of being shaped or bent

Part of speech: adjective

Example: Gold is a malleable metal.

Category: Science

Synonyms:

• flexible
• pliable

Antonyms:

• rigid
• stiff

Meaning: A chemical element used in steel production.

Part of speech: noun

Example: Manganese is essential for making strong steel.

Category: Science › Chemistry

Synonyms: Mn