What's the difference between
and
Enter two words to compare and contrast their definitions, origins, and synonyms to better understand how those words are related.

Impactive vs Effective - What's the difference?

impactive | effective |

As adjectives the difference between impactive and effective

is that impactive is of, pertaining to, possessing, or caused by impact while effective is having the power to produce a required effect or effects.

As a noun effective is

(military) a soldier fit for duty.

impactive

English

Adjective

(en adjective)
  • Of, pertaining to, possessing, or caused by impact.
  • * 1880 , W. S. Barnard, "Protoplasmic Dynamics," The American Naturalist , vol. 14, no. 4, p. 237:
    • It is necessary to distinguish all forces sharply into two groups: 1, the attractional'' (gravity, adhesion, cohesion, chemism), and 2, the ''impactive or momentum forces of masses, molecules and atoms.
  • * 1970 , Kent Kirby, "Art, Technology and the Liberal Arts College," Art Journal , vol. 29, no. 3, p. 330:
    • Along with this revolution has come another, quieter and more subtle, but perhaps more impactive and ultimately more dynamic in its potential for change.
  • * 2001 , Elissa Gootman, " An Intricate Bond; New Haven's past and future are so tied to Yale, but it took 300 years for the two to get along," New York Times , 18 Feb.:
    • And in what may prove to be the most impactive development, the university is nurturing the nexus of science and business to create a biotechnology sector that has already brought millions of dollars and hundreds of jobs into town.

    References

    *" impactive" at OneLook® Dictionary Search . * Oxford English Dictionary , 2nd ed., 1989.

    effective

    English

    Adjective

    (en adjective)
  • Having the power to produce a required effect or effects.
    • The pill is an effective method of birth control.
  • Producing a decided or decisive effect.
    • The president delivered an effective speech!
  • * Jeremy Taylor
    • Whosoever is an effective , real cause of doing his neighbour wrong, is criminal.
  • Efficient, serviceable, or operative, available for useful work.
    • How long does it take to make a bunch of civilians an effective military force?
    My effective income after taxes and child support is $500 a month.
    The effective radiated power is determined by multiplying the transmitter power output with the antenna gain.
    The effective voltage of an alternating current is 0.7 times its peak voltage.
  • Actually in effect.
    • The curfew is effective at midnight.
  • Having no negative coefficients.

    • Related terms

    * effect * effectivity * effectual * efficacious * efficacity * efficacy * efficiency * efficient

    Noun

    (en noun)
  • (military) A soldier fit for duty.
  • *1876 , , Recollections of the Elkhorn Campaign :
  • *:The Army of the West reached Corinth sometime after the battle of Shiloh. We were 15,000 effectives , and brought Beauregard's effective force up to 45,000 men.
    • ----