ef|fec|tive

ef|fec|tive
ef|fec|tive «uh FEHK tihv», adjective, noun.
–adj.
1. able to cause something: »

Light clothes are effective in keeping cool in warm weather.

2. able to cause some desired result; getting results: »

an effective medicine.

3. in operation; active: »

A bill passed by Congress becomes effective as soon as the President signs it.

4. striking; impressive: »

The artist made a very effective picture by using different shades of the same color.

5. equipped and ready for fighting in the armed forces.
–n.
1. a member of the armed forces equipped and ready for fighting.
2. a military force equipped and ready for fighting.
–ef|fec´tive|ly, adverb.
–ef|fec´tive|ness, noun.
Synonym Study adjective.1 Effective, effectual, efficient mean producing an effect. Effective applies to anyone or anything that can or does produce an effect: »

Several new drugs are effective in treating serious diseases.

Effectual implies that the effect produced is desirable or decisive: »

The Christmas Seal campaign is an effectual means of teaching the public about tuberculosis.

Efficient implies that the effect is produced without waste of time or energy: »

A skilled surgeon is efficient.


Useful english dictionary. 2012.

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Look at other dictionaries:

  • de|fec´tive|ly — de|fec|tive «dih FEHK tihv», adjective, noun. –adj. 1. having a flaw or blemish; not complete; not perfect; faulty: »A watch with defective parts will not keep time. ... leaning his head sideways as though he was trying to hear something through… …   Useful english dictionary

  • de|fec|tive — «dih FEHK tihv», adjective, noun. –adj. 1. having a flaw or blemish; not complete; not perfect; faulty: »A watch with defective parts will not keep time. ... leaning his head sideways as though he was trying to hear something through a defective… …   Useful english dictionary

  • ef|fec´tive|ly — ef|fec|tive «uh FEHK tihv», adjective, noun. –adj. 1. able to cause something: »Light clothes are effective in keeping cool in warm weather. 2. able to cause some desired result; getting results: »an effective medicine. 3. in operation; active:… …   Useful english dictionary

  • per|fec´tive|ly — per|fec|tive «puhr FEHK tihv», adjective, noun. –adj. 1. tending to make perfect or complete. 2. Grammar. (in some languages) designating or having to do with an aspect of the verb that expresses completion of action. –n. Grammar. 1. the… …   Useful english dictionary

  • per|fec|tive — «puhr FEHK tihv», adjective, noun. –adj. 1. tending to make perfect or complete. 2. Grammar. (in some languages) designating or having to do with an aspect of the verb that expresses completion of action. –n. Grammar. 1. the perfective aspect. 2 …   Useful english dictionary

  • af|fec´tive|ly — af|fec|tive «uh FEHK tihv», adjective. 1. of or having to do with the feelings; emotional. 2. arousing emotion; concerning emotion: »It may be noted that the difference between “Green was my valley” and “My valley was green” is that the first… …   Useful english dictionary

  • af|fec|tive — «uh FEHK tihv», adjective. 1. of or having to do with the feelings; emotional. 2. arousing emotion; concerning emotion: »It may be noted that the difference between “Green was my valley” and “My valley was green” is that the first sentence has… …   Useful english dictionary

  • in|fec|tive — «ihn FEHK tihv», adjective. causing infection; infectious: »It has been shown that pneumonic plague patients may be directly infective (New Scientist) …   Useful english dictionary

  • de|fec´tive|ness — de|fec|tive «dih FEHK tihv», adjective, noun. –adj. 1. having a flaw or blemish; not complete; not perfect; faulty: »A watch with defective parts will not keep time. ... leaning his head sideways as though he was trying to hear something through… …   Useful english dictionary

  • ef|fec´tive|ness — ef|fec|tive «uh FEHK tihv», adjective, noun. –adj. 1. able to cause something: »Light clothes are effective in keeping cool in warm weather. 2. able to cause some desired result; getting results: »an effective medicine. 3. in operation; active:… …   Useful english dictionary

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