Implement
verb /ˈɪmplɪment/ — To put a plan into actual action.
Definition
To put a plan, decision, or agreement into effect; to carry out or execute.
Beyond the definition
Ideas are cheap. Implementation is hard. Implement is the word that separates people who think from people who do. It's one of the most important words in professional life — the gap between planning and doing.
Origin & history
From Latin implementum — something that fills up, from implere 'to fill in, fulfil'.
Example sentences
Illustrative sentences for learning, not verified community posts or sourced quotations.
The committee approved the strategy, but implementation was left to the team.
It takes months to implement a new system — even a good one.
They implemented the changes gradually so staff had time to adjust.
How to use it
This entry uses a verb. Follow the examples for tense and any objects or prepositions it needs.
Choose “Implement” when the meaning fits your context: To put a plan, decision, or agreement into effect; to carry out or execute.
Synonyms
execute, carry out, apply, put into action, realise
Antonyms
plan only, propose, leave unfinished
Related words
Word in the Wild
See how this word appears in life, language and stories.
Illustrative sentences and imagined stories for learning — not verified sightings, interviews, or sourced quotations.
Fictional scene
Committing to Legal Process

An adult stands in a grand, silent, wood-paneled courtroom, holding a single document, reflecting a commitment to the legal process.
The person's formal posture and the single document represent the implementation of a legal decision. They are carrying out a process within the courtroom, moving from potential agreement to the formal execution of legal requirements in a serious and deliberate way.
Image credit: Wordspun · AI-generated conceptual illustration
Questions about this word
What does "Implement" mean?
Implement is verb meaning: To put a plan into actual action.. To put a plan, decision, or agreement into effect; to carry out or execute.
Where does the word "Implement" come from?
From Latin implementum — something that fills up, from implere 'to fill in, fulfil'.