Word a Day
efficiency
What does efficiency mean?
efficiency (noun): skillfulness in avoiding wasted time and effort.
Definition: Princeton WordNet 3.1.
How do you use efficiency in a sentence?
- She did the work with great efficiency. (Princeton WordNet 3.1)
How do you pronounce efficiency?
/ɪˈfɪʃənsi/ (IPA, American English). The app reads every word aloud.
Where does efficiency come from?
From Latin efficientia, equivalent to efficient + -cy.
Etymology: Wiktionary, CC BY-SA 4.0.
Words related to efficiency
From Princeton WordNet 3.1.
Test yourself: do you know “efficiency”?
Tap an answer to check it. The same questions the app asks.
What does “efficiency” mean?
the (prehensile) extremity of the superior limb
Not quite: that's what hand means.
a person who rules or guides or inspires others
Not quite: that's what leader means.
skillfulness in avoiding wasted time and effort
Right! That's what “efficiency” means.
an increase in size, number, value, or strength
Not quite: that's what growth means.
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