Did you know?

Click any word in a definition or example to find the entry for that word

Expressions used in calculation and mathematics

and

conjunction

used in calculations for showing that numbers are added together

iff

conjunction

a word used in mathematics and logic meaning ‘if and only if’

less

adverb

used in front of a number or amount to state that it should be taken away from another number or amount that you have just mentioned

let

verb

used in mathematics for saying that you are imagining that something is true, usually in order to prove a principle of mathematics

minus

adjective

used in mathematics for showing that you are taking one number from another. This word is usually represented by the symbol -

peak

noun

used in mathematics about graphs, waves etc

plus

adjective

used for showing that one number or amount is added to another. This word is usually represented in mathematics by +

power

noun

used in mathematics for saying how many times you multiply a number by itself. For example ‘10 to the power of 3’ means 10x10x10.

divide/multiply by

used for saying how a number is calculated

SOLE

… a teaching method in which groups of children learn independently using a computer linked to the internet

BuzzWord Article

Word of the Day

ruck

a fight

Open Dictionary

bankster

a derogatory word used for referring to people in the banking and investment industry who are thought of as taking serious risks in order to increase their own earnings …

add a word

Blog

A must for anyone with an interest in the changing face of language. The Macmillan Dictionary blog explores English as it is spoken around the world today.

global English and language change from our blog