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Browse key terms and definitions across all GCSE subjects. Search by keyword or filter by subject and exam board.
23,110 key terms
Stewardship
Responsible care for property and for people affected by its management, such as an estate’s tenants and servants.
Stewardship
The responsibility to care for the world on God’s behalf, recognising that creation belongs to God.
Stichomythia
A rapid exchange in which characters answer each other in single lines of verse, often conveying conflict or quick thinking.
Sticky end
A short, unpaired stretch of bases at the end of a cut DNA fragment that can pair with a complementary end.
Sticky ends
Short, single-stranded ends of DNA whose unpaired bases can pair with complementary bases on another DNA fragment.
Sticky ends
Short, exposed single-stranded sections of DNA left by some restriction enzymes, which can pair with complementary DNA ends.
Stiffening
Increasing a material’s resistance to bending so that it holds its shape more readily.
Stiffness
Resistance to elastic bending or changing shape under a force.
Stiffness
A measure of how strongly a spring or system resists extension: a stiffer system extends less under the same force.
Stiffness
The resistance of a material to bending or changing shape under an applied force.
Stiffness
Resistance to bending or changing shape under a force.
Stigma
Negative judgement attached to a condition or identity, which can lead to shame, exclusion and discrimination.
Stigma
Negative attitudes towards a person or group because of a characteristic such as having HIV.
Stigma
Social disapproval attached to a characteristic, behaviour or status, such as being divorced.
Stigma
Negative beliefs and social judgement attached to a characteristic or condition, such as having a mental health problem.
Stilus
A pointed writing tool used to scratch letters into a wax-covered tablet; also spelt ‘stylus’.
Stimulant
A substance that increases activity in parts of the brain or body, increasing alertness and reducing reaction time.
Stimulus
A change in the internal or external environment that can be detected.
Stimulus
A change in the surroundings that can be detected and may produce a response.
Stimulus
A change in the internal or external environment that can be detected by a receptor.
Stimulus
An external change or influence that causes a material to respond, such as temperature, stress, moisture, pH or UV light.
Stimulus
Something that can be detected by a sense receptor, such as light or sound waves.
Stipendium
The regular salary paid to a Roman soldier.
Stir-frying
Cooking small pieces of food quickly over a high heat in a wok, using a little oil and moving the food frequently.
Stirrup jar
A vessel with a double, stirrup-like handle above a closed central feature and a separate functional pouring spout.
Stitch
A loop of yarn that forms part of a knitted fabric.
Stitch length
The distance the fabric advances between successive stitches, usually measured in millimetres.
Stock
The goods and materials a business holds for use in production or for sale. Stock is also called inventory.
Stock
Material supplied in a standard form and size, from which components can be manufactured.
Stock character
A recognisable character type used repeatedly in plays, with familiar traits such as cleverness, greed or boastfulness.
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