Meaning: To determine the concentration of a substance in a solution.

Part of speech: verb

Example: We need to titrate the acid to find its concentration.

Category: Science › Chemistry

Synonyms:

• measure
• assess

Meaning: A technique for imaging the interior of a solid object.

Part of speech: noun

Example: Tomography is used in medical imaging.

Category: Science › Medical Imaging

Synonyms:

• imaging
• scanning

Meaning: Having teeth or projections resembling teeth.

Part of speech: adjective

Example: The toothed edge of the saw cuts better.

Category: Science › Biology

Synonyms:

• jagged
• serrated

Meaning: The upper surface of something.

Part of speech: noun

Example: The top side of the table is polished.

Category: Science › Physics

Synonyms:

• upper side
• surface

Meaning: The arrangement of the natural and artificial physical features of an area.

Part of speech: noun

Example: The topography of the region is mountainous.

Category: Science › Geography

Synonyms:

• landscape
• terrain

Meaning: a twisting force that causes rotation

Part of speech: noun

Example: The engine produces a high torque, allowing the car to accelerate quickly.

Category: Science › Physics

Synonyms:

• twist
• turn

Meaning: the action of twisting or the state of being twisted

Part of speech: noun

Example: The torsion of the metal caused it to weaken.

Category: Science › Physics

Synonyms:

• twisting
• spiral

Meaning: the state of being complete or whole

Part of speech: noun

Example: The totality of the evidence was overwhelming.

Category: Science › Philosophy

Synonyms:

• wholeness
• entirety

Meaning: Poisonous or harmful to living things.

Part of speech: adjective

Example: The toxic waste must be disposed of safely.

Category: Science › Chemistry

Synonyms:

• poisonous
• harmful

Antonyms:

• safe
• non-toxic

Meaning: The degree to which a substance is toxic.

Part of speech: noun

Example: The toxicity of the chemical was tested in the lab.

Category: Science › Chemistry

Synonyms: poisonousness

Meaning: The study of the effects of toxins on living organisms.

Part of speech: noun

Example: She is studying toxicology at university.

Category: Science › Biochemistry

Synonyms: toxinology

Meaning: A poisonous substance produced by living organisms.

Part of speech: noun

Example: The toxin from the snake can be deadly.

Category: Science › Biochemistry

Synonyms: poison

Meaning: To follow or discover the course of something.

Part of speech: verb

Example: She tried to trace her family history.

Category: Science › Research

Synonyms:

• track
• follow

Meaning: A mineral required by the body in small amounts.

Part of speech: noun

Example: Iron is an important trace element.

Category: Science › Nutrition

Synonyms: micronutrient

Meaning: Able to be followed or discovered.

Part of speech: adjective

Example: The source of the problem is traceable.

Category: Science › Research

Synonyms: detectable

Antonyms: untraceable

Meaning: A substance used to track the movement of another substance.

Part of speech: noun

Example: The tracer helped scientists study water flow.

Category: Science › Research

Synonyms: marker

Meaning: The act of following or discovering the course of something.

Part of speech: noun

Example: Tracing the history of the artifact took years.

Category: Science › Research

Synonyms: tracking

Meaning: Persistent winds that blow towards the equator from the northeast or southeast.

Part of speech: noun

Example: Sailors rely on the trade winds to navigate across the ocean.

Category: Science › Meteorology

Synonyms: prevailing winds

Meaning: The path followed by a projectile or an object moving through space.

Part of speech: noun

Example: The rocket's trajectory was carefully calculated.

Category: Science › Physics

Synonyms:

• path
• course

Meaning: to change completely the appearance or character of something

Part of speech: verb

Example: The renovation will transform the old building into a modern space.

Category: Science

Synonyms:

• change
• convert

Antonyms:

• preserve
• maintain

Meaning: a complete change in someone or something

Part of speech: noun

Example: The transformation of the city was remarkable.

Category: Science

Synonyms:

• change
• conversion

Antonyms:

• stagnation
• unchanged

Meaning: relating to an organism that has been genetically modified to contain a gene from another species

Part of speech: adjective

Example: Transgenic crops can be engineered for better yield.

Category: Science › Genetics

Synonyms:

• genetically modified
• GM

Meaning: elements that have partially filled d orbitals and are found in the middle of the periodic table

Part of speech: noun

Example: Iron is a common transition metal used in construction.

Category: Science › Chemistry

Synonyms:

• metal
• element

Meaning: allowing light to pass through but not detailed shapes

Part of speech: adjective

Example: The translucent curtains let in soft light.

Category: Science › Optics

Synonyms:

• semi-transparent
• clear

Antonyms:

• opaque
• cloudy

Meaning: to change from one form or nature into another

Part of speech: verb

Example: The alchemist sought to transmute lead into gold.

Category: Science › Chemistry

Synonyms:

• transform
• convert

Meaning: the quality of being clear and easy to see through

Part of speech: noun

Example: The transparency of the water made it easy to see the fish.

Category: Science › Optics

Synonyms:

• clarity
• clearness

Antonyms:

• opacity
• cloudiness

Meaning: allowing light to pass through so that objects behind can be distinctly seen

Part of speech: adjective

Example: The transparent glass allows us to see outside.

Category: Science › Optics

Synonyms:

• clear
• see-through

Antonyms:

• opaque
• cloudy

Meaning: situated or extending across something

Part of speech: adjective

Example: The transverse beam supports the structure.

Category: Science

Synonyms:

• crosswise
• horizontal

Antonyms:

• longitudinal
• vertical

Meaning: a wave in which the motion of the medium is perpendicular to the direction of the wave

Part of speech: noun

Example: Light is an example of a transverse wave.

Category: Science › Physics

Synonyms:

• wave
• oscillation

Meaning: A small shake or vibration, often caused by an earthquake.

Part of speech: noun

Example: They felt a tremor during the earthquake.

Category: Science › Geology

Synonyms:

• shake
• quiver

Meaning: The process of determining the location of a point by forming triangles to it from known points.

Part of speech: noun

Example: Triangulation is used in surveying.

Category: Science › Geography

Synonyms: positioning

Meaning: A specific location used in triangulation.

Part of speech: noun

Example: The triangulation point was marked on the map.

Category: Science › Geography

Synonyms: reference point

Meaning: A large dinosaur with three horns on its face.

Part of speech: noun

Example: The triceratops roamed the Earth millions of years ago.

Category: Science › Paleontology

Synonyms: dinosaur

Meaning: A fixed point used for surveying, often marked on maps.

Part of speech: noun

Example: The trig point helped the surveyors measure the land accurately.

Category: Science › Geodesy

Synonyms: survey point

Meaning: An extinct marine arthropod with a three-lobed body.

Part of speech: noun

Example: Fossils of trilobites are often found in sedimentary rocks.

Category: Science › Paleontology

Synonyms: fossil

Meaning: A radioactive isotope of hydrogen.

Part of speech: noun

Example: Tritium is used in nuclear fusion reactions.

Category: Science › Chemistry

Synonyms: hydrogen isotope

Meaning: Relating to feeding and nutrition in ecosystems.

Part of speech: adjective

Example: Trophic levels indicate the position of organisms in a food chain.

Category: Science › Ecology

Synonyms: nutritional

Meaning: A position in a food chain or food web, defined by the organism's role in energy transfer.

Part of speech: noun

Example: Producers occupy the first tropic level.

Category: Science › Ecology

Synonyms: trophic level

Meaning: The growth or movement of a plant in response to an environmental stimulus.

Part of speech: noun

Example: Phototropism is when plants grow towards light.

Category: Science › Botany

Synonyms: plant response

Meaning: A dense metal used in various industrial applications.

Part of speech: noun

Example: Tungsten is known for its high melting point.

Category: Science › Chemistry

Synonyms:

• W
• metal