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Word a Day

efficient

adjective · /ɪˈfɪʃənt/ · Level 1 · Starter

What does efficient mean?

efficient (adjective): being effective without wasting time or effort or expense.

Definition: Princeton WordNet 3.1.

How do you use efficient in a sentence?

How do you pronounce efficient?

/ɪˈfɪʃənt/ (IPA, American English). The app reads every word aloud.

Where does efficient come from?

1398, “making,” from Old French, from Latin efficientem, nominative efficiēns, participle of efficere (“work out, accomplish”).

Etymology: Wiktionary, CC BY-SA 4.0.

What are antonyms of efficient?

Words related to efficient

From Princeton WordNet 3.1.

Test yourself: do you know “efficient”?

Tap an answer to check it. The same questions the app asks.

What does “efficient” mean?

coming before in order or time; earlier, former, previous

Not quite: that's what prior means.

pleasant or pleasing or agreeable in nature or appearance

Not quite: that's what nice means.

marked by close acquaintance, association, or familiarity

Not quite: that's what intimate means.

being effective without wasting time or effort or expense

Right! That's what “efficient” means.

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