English Reference

Word

missionary

Phoneticsmis·sion·ary

US/ˈmɪʃəˌnɛɹi/

UK/mˈɪʃənəɹi/

Definitions

01religious messenger

B2 · Religion

n. a person who travels to a different place or country to teach their religion to others.

n. a person sent by a church or religious organisation into an area to spread its faith or provide social services.

“The missionary spent five years in the village building a school and teaching.”

“The missionary's journals provide a detailed, if biased, account of the indigenous customs and languages encountered during the nineteenth-century expedition.”

Synonyms

evangelistproselytizerapostle

03relating to a mission

B2 · Religion

adj. connected to the work of a religious mission.

adj. pertaining to or characteristic of a religious mission or those sent to perform it.

“She felt a strong missionary calling to help people in developing countries.”

“The organisation's missionary zeal was often at odds with the secular goals of the local government.”

Synonyms

Real-World Examples

“Rideout had been working in Niger as a Christian missionary for 19 years and was also a pilot for SIM International, which operates in more than 70 countries.”
BBC News · 14 Aug 2026
“An American missionary who was kidnapped in Niger in October has been released, his organisation has said.”
The Guardian · 14 Aug 2026

Etymology

From mission + -ary.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Related words

Domain

Religion

This entry

Level
B2 · Upper Intermediate
Frequency
Frequent
Updated

Scan code

englishreference.com/q/missionary

English Reference