mathematics
n.-
1 the academic subject (n.) A2 Elementary Maththe study of numbers, shapes, and how they relate to each other.
the abstract representational system studying numbers, shapes, structures, and quantitative change. Uncountable in its primary sense.
ExampleShe decided to study mathematics at university because she loved solving complex equations.
ExampleAdvanced mathematics provides the theoretical framework necessary for understanding the laws of quantum mechanics and general relativity.
UsageTakes a singular verb when referring to the academic discipline.
Teacher's tipIn everyday conversation, 'math' is used in American English and 'maths' is used in British English; 'mathematics' is the formal term for both.
PitfallMathematics are my favorite subject.Mathematics is my favorite subject.Even though the word ends in 's', it is treated as a singular noun when referring to the subject of study.
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2 calculation and logic (n.) B2 Upper Intermediate Maththe use of numbers and logic to solve a specific problem or explain how something works.
the mathematical aspects or operations of a specific situation, problem, or system.
ExampleI don't understand the mathematics behind how this computer chip works.
ExampleOnce you examine the mathematics of the insurance policy, it becomes clear that the long-term costs outweigh the initial benefits.
UsageCan occasionally take a plural verb when referring to a set of specific calculations rather than the field of study.
1580s; From mathematic (noun) + -ics, from Middle English mathematique, methametik, matematik, matamatik, from Old French mathematique, from Latin mathēmatica (“mathematics”), from Ancient Greek μαθηματικός (mathēmatikós, “on the matter of that which is learned”), from μάθημα (máthēma, “knowledge, study, learning”). Displaced native Old English rīmcræft.