effective
gb/ɪfˈɛktɪv/ us/ɪfˈɛktɪv/
B1
Αγγλικά
~ 1100
Σημασίες
0 σημασίες
adjective
B1
property
1
Producing the desired result
Able to produce the result you want.
Μοτίβο χρήσης:
[something] is effective at [doing something]
Συχνό λάθος:
Learners sometimes confuse 'effective' with 'efficient'. 'Effective' means it works well, while 'efficient' means it works well with little waste.
Συνώνυμα
successful (Emphasizes achieving a goal, sometimes with broader scope than 'effective'.)
|
efficient (Focuses on achieving results with minimal waste of time or resources.)
Αντώνυμα
ineffective (Direct opposite; fails to produce the intended result.)
|
useless (Stronger and more negative; of no practical use.)
Συνδυασμοί λέξεων
highly effective
|effective method
|effective strategy
|effective communication
|effective treatment
Θέματα
business
|daily life
|problem solving
|core_vocabulary
|work
Παραδείγματα
- This new medicine is highly effective against the virus.
- The training program was effective in improving staff performance.
- Her speech was effective in changing public opinion.
- Regular exercise is effective at reducing stress.
- The new policy proved effective after just a few weeks.
Παραδείγματα για μαθητές
- The new rules are effective in schools.
- This cream is effective for dry skin.
- Exercise is effective for good health.
- The plan is effective and easy to follow.
adjective
formal
B2
property
2
In operation from a given time
Starting to be used or done from a certain time.
Μοτίβο χρήσης:
effective [date/time]
Συχνό λάθος:
Learners may confuse this meaning with 'effective' meaning 'good at producing results'; here it refers to the start of official use.
Συνώνυμα
operative (More technical/legal term for being in force.)
Αντώνυμα
expired (No longer valid or in effect.)
Συνδυασμοί λέξεων
effective immediately
|effective date
|effective from
|effective as of
Θέματα
law
|business
Παραδείγματα
- The new law will be effective from January 1st.
- The changes are effective immediately.
- Her promotion is effective as of next Monday.
- The policy becomes effective upon signature.
Παραδείγματα για μαθητές
- The rule is effective today.
- My new job is effective next week.
- The law is effective from May 1.
adjective
formal
C1
property
3
Existing in fact, not formally recognized
Real or true in fact, even if not official.
Συνώνυμα
actual (Emphasizes real existence regardless of formal status.)
Αντώνυμα
nominal (Refers to something existing in name only without real power or effect.)
Συνδυασμοί λέξεων
effective leader (de facto)
|effective control
|effective power
Θέματα
law
|politics
|core_vocabulary
Παραδείγματα
- He is the country's effective ruler, though not elected.
- They have effective control over the region.
- She became the effective head of the department after her boss resigned.
Παραδείγματα για μαθητές
- She is the effective boss here.
- He has effective control of the team.
- They are the effective leaders now.
Γραμματική
Λημματική μορφή
effective
IPA
GB/ɪfˈɛktɪv/
US/ɪfˈɛktɪv/
Συλλαβές και τόνος
ef - fect - ive (3 συλλαβές)
Stress on 2nd syllable (fect)
Τύποι λέξης
Adjective
- Base: effective
Οικογένεια λέξεων
Core family
Negative and opposite forms
Εκφράσεις
effective date
1/ɪfˈɛktɪv dˈeɪt/
fixed phrase
formal
Official start date of something
The day when something starts to be used or done by law or rule.
Παραδείγματα
- The contract's effective date is July 1st.
- Check the policy's effective date before signing.
effective immediately
1/ɪfˈɛktɪv ɪmˈidiɪtli/
fixed phrase
formal
Starting now without delay
Starting right now, without waiting.
Παραδείγματα
- Your suspension is effective immediately.
- The price increase is effective immediately.