adjective · academic
voluntary
UK/ˈvɒləntri/US/ˈvɑːlənˌtɛri/VOL·un·ta·ry
done, chosen, or acting by one's own free will; not forced or paid
Examples
“The study relied on voluntary participation from households across the metropolitan area.”
“Voluntary contributions from stakeholders supplemented the government budget for the project.”
“On a voluntary basis, researchers asked participants to keep daily logs for three months.”
Band 8 sentence
“To ensure ethical standards, the researchers obtained written consent and emphasized that all participation was strictly voluntary.”
Collocations
- voluntary participation
- on a voluntary basis
- voluntary contributions
- voluntary sector
Word family
Common mistakes
He voluntary to help at the clinic during the summer.→He volunteered to help at the clinic during the summer.
Participants did it voluntary.→Participants did it voluntarily.
Say it for a higher band
5willing→6optional→7+voluntary
Synonyms
willing
optional
Easily confused
volunteer
“She worked as a volunteer at the hospital during the summer.”
optional
“Attendance at the workshop was optional for most students.”
Related words
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In Sublist 7
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