effective

• يصف ما يؤدي بنجاح إلى تحقيق النتيجة المرغوبة. ويُستعمل أيضاً للدلالة على ما له تأثير حقيقي أو ما هو نافذ ومؤثر.

Describes something that successfully produces the intended result.

1. Successful in producing a resultB1formal

   Able to achieve a desired outcome or effect.

   فعّال

   • This medicine is very effective against headaches.
   • The new marketing strategy proved to be highly effective.
   • Effective communication is key to a successful team.

   المرادفاتcapableeffectualefficaciousfruitfulpotentproductivesuccessful

   الأضدادfutileineffectiveinefficaciousunproductiveunsuccessfuluseless

2. In operation or activeB1formal

   Starting to be used or having legal force.

   الفعّال / السّاري

   • The new law becomes effective on January 1st.
   • The contract is effective from the date of signing.
   • The policy is effective immediately.

   المرادفاتactivebindingcurrentin effectin forceoperativevalid

3. Impressive or strikingB2informal

   Having a strong or noticeable effect.

   مُؤَثِّر

   • The lighting in the theater was very effective.
   • She made an effective argument during the debate.
   • The use of color in the painting is highly effective.

   المرادفاتcompellingconvincingdramaticforcefulimpressivepotentpowerfulstrikingtellingvivid

   الأضدادineffectiveunimpressiveweak