-ation

noun suffix

: action or process

flirtation

: something connected with an action or process

discoloration

Word History

Etymology

Latin -ation-, -atio, from -a-, stem vowel of 1st conjugation + -tion-, -tio, noun suffix

Cite this Entry

Style

“-ation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/-ation. Accessed 31 Oct. 2025.

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Kids Definition

-ation

noun suffix

-a·tion

ˈā-shən

1

: action or process

flirtation

2

: something connected with an action or process

discoloration

Etymology

derived from Latin -ation-, -atio (noun suffix)

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