e
ffec
tive
Comparative
more effective
Superlative
most effective
1
achieving the intended or desired result
- The effective marketing campaign boosted sales significantly.
- His effective communication skills allowed him to resolve conflicts peacefully.
- Taking medication at the right dosage and time is essential for it to be effective.
- The coach's effective strategies improved the team's performance on the field.
- Wearing sunscreen every day is an effective way to protect your skin from sun damage.
Synonyms:
Antonyms:
2
having force or being in operation from a specified time
- The new tax policy will be effective starting next month.
- The changes to the dress code will be effective immediately.
- The revised regulation will be effective as of January 1st.
- The safety protocol will be effective at the beginning of the year.
- The new environmental law will be effective by the end of the quarter.
3
existing or happening in practice, even if not formally recognized or stated
- She was under effective house arrest, although it hadn't been officially declared.
- The country faced an effective ban on travel, though no official restrictions were in place.
- The decision had effective consequences, despite being informally implemented.
- He held an effective leadership role, even without the formal title.