Glossary — Key Science, Maths & Subject Definitions for Students
Free student glossary — clear definitions of 154+ key terms across Biology, Physics, Chemistry, Maths and more, with examples. CBSE/NCERT aligned.
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TL;DR: Free student glossary — clear definitions of 154+ key terms across Biology, Physics, Chemistry, Maths and more, with examples. CBSE/NCERT aligned.
Written & reviewed by the Syllab.in Academic Team (CBSE/NCERT subject experts) · Updated
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154 pages in this section, organised into 20 letters. Every one is free and opens without an account.
A (12)
- What is Acceleration? Definition, Meaning & Example
- What is Atom? Definition, Meaning & Example
- What is Acid? Definition, Meaning & Example
- What is Adjective? Definition, Meaning & Example
- What is Antonym? Definition, Meaning & Example
- What is Algorithm? Definition, Meaning & Example
- What is Antibody? Definition, Meaning & Example
- What is Amplitude? Definition, Meaning & Example
- What is Alloy? Definition, Meaning & Example
- What is Alliteration? Definition, Meaning & Example
- What is Antigen? Definition, Meaning & Example
- What is Allele? Definition, Meaning & Example
B (6)
- What is Base? Definition, Meaning & Example
- What is Byte? Definition, Meaning & Example
- What is Biodiversity? Definition, Meaning & Example
- What is Budget? Definition, Meaning & Example
- What is Browser? Definition, Meaning & Example
- What is Biodiversity? Definition, Meaning & Example
C (14)
- What is Catalyst? Definition, Meaning & Example
- What is Composite Number? Definition, Meaning & Example
- What is Condensation? Definition, Meaning & Example
- What is Carbohydrate? Definition, Meaning & Example
- What is Chromosome? Definition, Meaning & Example
- What is Conductor? Definition, Meaning & Example
- What is Combustion? Definition, Meaning & Example
- What is Corrosion? Definition, Meaning & Example
- What is Constitution? Definition, Meaning & Example
- What is Conjunction? Definition, Meaning & Example
- What is Colloid? Definition, Meaning & Example
- What is Compound? Definition, Meaning & Example
- What is Compiler? Definition, Meaning & Example
- What is Conductor? Definition, Meaning & Example
D (6)
- What is Diffusion? Definition, Meaning & Example
- What is Density? Definition, Meaning & Example
- What is Democracy? Definition, Meaning & Example
- What is Database? Definition, Meaning & Example
- What is DNA (Deoxyribonucleic Acid)? Definition, Meaning & Example
- What is Demand? Definition, Meaning & Example
E (9)
- What is Ecosystem? Definition, Meaning & Example
- What is Evolution? Definition, Meaning & Example
- What is Energy? Definition, Meaning & Example
- What is Evaporation? Definition, Meaning & Example
- What is Biodiversity? Definition, Meaning & Example
- What is Enzyme? Definition, Meaning & Example
- What is Electrolysis? Definition, Meaning & Example
- What is Equator? Definition, Meaning & Example
- What is Erosion? Definition, Meaning & Example
F (12)
- What is Force? Definition, Meaning & Example
- What is Federalism? Definition, Meaning & Example
- What is Fertilization? Definition, Meaning & Example
- What is Friction? Definition, Meaning & Example
- What is Frequency? Definition, Meaning & Example
- What is Fraction? Definition, Meaning & Example
- What is Factor? Definition, Meaning & Example
- What is Fundamental Rights? Definition, Meaning & Example
- What is Function? Definition, Meaning & Example
- What is Friction? Definition, Meaning & Example
- What is Food Web? Definition, Meaning & Example
- What is Food Chain? Definition, Meaning & Example
G (5)
- What is Gravity? Definition, Meaning & Example
- What is GDP (Gross Domestic Product)? Definition, Meaning & Example
- What is Gene? Definition, Meaning & Example
- What is Glacier? Definition, Meaning & Example
- What is Germination? Definition, Meaning & Example
H (3)
- What is HCF (Highest Common Factor)? Definition, Meaning & Example
- What is Hardware? Definition, Meaning & Example
- What is Hormone? Definition, Meaning & Example
I (8)
- What is Isotope? Definition, Meaning & Example
- What is Integer? Definition, Meaning & Example
- What is Irrational Number? Definition, Meaning & Example
- What is Inflation? Definition, Meaning & Example
- What is Inertia? Definition, Meaning & Example
- What is Ion? Definition, Meaning & Example
- What is Insulator? Definition, Meaning & Example
- What is Insulator? Definition, Meaning & Example
L (5)
- What is LCM (Least Common Multiple)? Definition, Meaning & Example
- What is Latitude? Definition, Meaning & Example
- What is Longitude? Definition, Meaning & Example
- What is Lipid? Definition, Meaning & Example
- What is Loop? Definition, Meaning & Example
M (14)
- What is Mitosis? Definition, Meaning & Example
- What is Meiosis? Definition, Meaning & Example
- What is Momentum? Definition, Meaning & Example
- What is Molecule? Definition, Meaning & Example
- What is Mean? Definition, Meaning & Example
- What is Median? Definition, Meaning & Example
- What is Mode? Definition, Meaning & Example
- What is Matter? Definition, Meaning & Example
- What is Monsoon? Definition, Meaning & Example
- What is Metaphor? Definition, Meaning & Example
- What is Mole? Definition, Meaning & Example
- What is Multiple? Definition, Meaning & Example
- What is Mutation? Definition, Meaning & Example
- What is Mixture? Definition, Meaning & Example
N (3)
- What is Noun? Definition, Meaning & Example
- What is Network? Definition, Meaning & Example
- What is Neuron? Definition, Meaning & Example
O (2)
P (15)
- What is Photosynthesis? Definition, Meaning & Example
- What is Prime Number? Definition, Meaning & Example
- What is Polynomial? Definition, Meaning & Example
- What is Probability? Definition, Meaning & Example
- What is Protein? Definition, Meaning & Example
- What is Pressure? Definition, Meaning & Example
- What is Power? Definition, Meaning & Example
- What is Polymer? Definition, Meaning & Example
- What is Proportion? Definition, Meaning & Example
- What is Percentage? Definition, Meaning & Example
- What is Perimeter? Definition, Meaning & Example
- What is Polygon? Definition, Meaning & Example
- What is Preposition? Definition, Meaning & Example
- What is Pollination? Definition, Meaning & Example
- What is Parasite? Definition, Meaning & Example
Q (1)
R (9)
- What is Respiration? Definition, Meaning & Example
- What is Refraction? Definition, Meaning & Example
- What is Reflection? Definition, Meaning & Example
- What is Rational Number? Definition, Meaning & Example
- What is Reproduction? Definition, Meaning & Example
- What is Ratio? Definition, Meaning & Example
- What is Refraction? Definition, Meaning & Example
- What is Reflection? Definition, Meaning & Example
- What is Reduction? Definition, Meaning & Example
S (14)
- What is Simile? Definition, Meaning & Example
- What is Synonym? Definition, Meaning & Example
- What is Software? Definition, Meaning & Example
- What is Semiconductor? Definition, Meaning & Example
- What is Solvent? Definition, Meaning & Example
- What is Solute? Definition, Meaning & Example
- What is Symmetry? Definition, Meaning & Example
- What is Secularism? Definition, Meaning & Example
- What is Sovereignty? Definition, Meaning & Example
- What is Supply? Definition, Meaning & Example
- What is Server? Definition, Meaning & Example
- What is Suspension? Definition, Meaning & Example
- What is Sublimation? Definition, Meaning & Example
- What is Syntax? Definition, Meaning & Example
T (4)
- What is Transpiration? Definition, Meaning & Example
- What is Tax? Definition, Meaning & Example
- What is Tense? Definition, Meaning & Example
- What is Torque? Definition, Meaning & Example
V (8)
- What is Velocity? Definition, Meaning & Example
- What is Valency? Definition, Meaning & Example
- What is Verb? Definition, Meaning & Example
- What is Vaccine? Definition, Meaning & Example
- What is Volume? Definition, Meaning & Example
- What is Voice? Definition, Meaning & Example
- What is Variable? Definition, Meaning & Example
- What is Viscosity? Definition, Meaning & Example