Click any word in a definition or example to find the entry for that word
having a lot of effect or influence
scalable systems, software, or technologies continue to work well when they are used on a large scale or by many people
helpful for doing or achieving something
something that is efficient works well and produces good results by using the available time, money, supplies, etc. in the most effective way
attractive or impressive, and producing a definite effect
very useful and important
useful, or providing help
working correctly and having the right effect
if something is worthwhile, it is worth the time, money, or effort that you spend on it
very powerful and effective
a marketing strategy which deceives people by trying to suggest that a business is motivated by principles of sharing rather than conventional profits
a small round boat made from animal skins
open/agreeable/able to be communicated with via text
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.
Free thesaurus definition of useful and effective and working correctly from the Macmillan English Dictionary - a free English dictionary online with thesaurus and with pronunciation from Macmillan Publishers Limited.