Did you know?

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

Units for measuring distance

astronomical unit

noun

a unit for measuring distance in space

food mile

noun

a measure of the distance travelled by foods between the place where they are produced and the place where they are eaten. Long distances are considered bad because the quality of the food is worse and energy is wasted in transporting it.

K

abbreviation

kilometre

kilometer

the American spelling of kilometre

kilometre

noun

a unit for measuring distance in the metric system, containing 1000 metres. The written abbreviation is K or km.

km

abbreviation

kilometre

league

noun

an old unit for measuring distance, equal to about five kilometres

light year

noun

the distance that light travels in a year, used as a unit for measuring distances in space

m

abbreviation

metre

m

abbreviation

mile

mi.

abbreviation

mile

mile

noun

a unit for measuring distance, equal to 1.609 kilometres or 1,760 yards

mileage

noun

the number of miles that a vehicle has travelled since it was made, or in a particular period of time

minute

noun

the distance that you can travel in a minute

mpg

abbreviation

miles per gallon: the distance in miles that a vehicle can travel using one gallon of petrol

nautical mile

noun

a unit for measuring distances at sea, equal to 1852 metres

sea mile

noun

a nautical mile

dark pool

a method of financial trading in which share prices are hidden and not openly available to the public

BuzzWord Article

Word of the Day

bottom gear

the gear that you use for driving a vehicle very slowly

Open Dictionary

subtweet

to post a tweet, usually a negative one, that mentions a person without using the @ sign, so that they will not see the message on their Twitter feed …

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