Effective

• POS: Adjective
• HYPHEN: ef=fec=tive

CIDE DICTIONARY

Effective, a. [L. effectivus: cf. F. effectif.].

 Having the power to produce an effect or effects; producing a decided or decisive effect; efficient; serviceable; operative; as, an effective force, remedy, speech; the effective men in a regiment.  [1913 Webster]
"They are not effective of anything, nor leave no work behind them."  [1913 Webster]
"Whosoever is an effective, real cause of doing his heighbor wrong, is criminal."

Syn. -- Efficient; forcible; active; powerful; energetic; competent. See Effectual.

Effective, n. 

•  That which produces a given effect; a cause.  Jer. Taylor.  [1913 Webster]
•  One who is capable of active service.  [1913 Webster]

  "He assembled his army -- 20,000 effectives -- at Corinth."  [1913 Webster]
•  Specie or coin, as distinguished from paper currency; -- a term used in many parts of Europe.  Simmonds.  [1913 Webster]
•  The serviceable soldiers in a country; an army or any military body, collectively; as, France's effective.  [Webster 1913 Suppl.]

OXFORD DICTIONARY

Effective, adj. & n.
--adj.
1 having a definite or desired effect.
2 powerful in effect; impressive.
3 a actual; existing in fact rather than officially or theoretically (took effective control in their absence). b actually usable; realizable; equivalent in its effect (effective money; effective demand).
4 coming into operation (effective as from 1 May).
5 (of manpower) fit for work or service.
--n. a soldier available for service.

Derivative

effectively adv. effectiveness n.

Etymology

ME f. L effectivus (as EFFECT)

THESAURUS

Effective

able, acid, active, actual, adequate, armipotent, authoritative, banausic, basic, biting, capable, charismatic, charming, cogent, compelling, competent, consequential, conspicuous, convincing, corrosive, cutting, direct, driving, dynamic, effectual, efficacious, efficient, enchanting, energetic, equal to, essential, estimable, feasible, forceful, forcible, functional, functioning, go, gutsy, high-potency, high-powered, high-pressure, high-tension, imperative, important, impressive, in force, in operation, in power, incisive, influential, irresistible, magnetic, mighty, mighty in battle, momentous, mordant, moving, nervous, noticeable, operable, operational, operative, outstanding, penetrating, personable, persuasive, piercing, poignant, potent, powerful, practicable, practical, pragmatic, prepotent, prestigious, productive, proficient, puissant, punchy, real, realizable, remarkable, reputable, ruling, sensational, serviceable, sinewed, sinewy, slashing, sound, striking, strong, suasive, substantial, telling, trenchant, true, up to, useful, valid, vigorous, virtuous, vital, weighty, winning, workable

ROGET THESAURUS

Effective

Utility

N utility, usefulness, efficacy, efficiency, adequacy, service, use, stead, avail, help, applicability, subservience, function, value, worth, money's worth, productiveness, cui bono, utilization, step in the right direction, common weal, commonwealth public good, public interest, utilitarianism, useful, of use, serviceable, proficuous, good for, subservient, conducive, subsidiary, advantageous, profitable, gainful, remunerative, worth one's salt, valuable, prolific, adequate, efficient, efficacious, effective, effectual, expedient, applicable, available, ready, handy, at hand, tangible, commodious, adaptable, of all work, usefully, pro bono publico.

Success

N success, successfulness, speed, advance, trump card, hit, stroke, score, lucky hit, fortunate hit, good hit, good stroke, direct hit, bull's eye, goal, point, touchdown, home run, homer, hole-in-one, grand slam, killing, windfall bold stroke, master stroke, ten strike, coup de maitre, checkmate, half the battle, prize, profit, continued success, good fortune, time well spent, advantage over, upper hand, whip hand, ascendancy, mastery, expugnation, conquest, victory, subdual, subjugation, triumph, proficiency, conqueror, victor, winner, master of the situation, master of the position, top of the heap, king of the hill, achiever, success, success story, succeeding, successful, prosperous, triumphant, flushed with success, crowned with success, victorious, on top, set up, in the ascendant, unbeaten (beat), well-spent, felicitous, effective, in full swing, successfully, well flying colors, in triumph, swimmingly, a merveille, beyond all hope, to some purpose, to good purpose, to one's heart's content, veni vidi vici, the day being one's own, one's star in the ascendant, omne tulit punctum, bis vincit qui se vincit in victoria, cede repugnanti cedendo victor abibis, chacun est l'artisan de sa fortune, dies faustus, l'art de vaincre est celui de mepriser la mort, omnia vincit amor, love conquers all, peace hath her victories no less renowned than war, the race by vigor not by vaunts is won, vincit qui patitur, vincit qui se vincit, The race is not always to the swift, nor the battle to the strong, but that's the way to bet.

Power

N power, potency, potentiality, jiva, puissance, might, force, energy, dint, right hand, right arm, ascendency, sway, control, prepotency, prepollence, almightiness, omnipotence, authority, strength, ability, ableness, competency, efficacy, efficiency, productivity, expertise (skill), validity, cogency, enablement, vantage ground, influence, pressure, conductivity, elasticity, gravity, electricity, magnetism, galvanism, voltaic electricity, voltaism, electromagnetism, atomic power, nuclear power, thermonuclear power, fuel cell, hydraulic power, water power, hydroelectric power, solar power, solar energy, solar panels, tidal power, wind power, attraction, vis inertiae, vis mortua, vis viva, potential energy, dynamic energy, dynamic friction, dynamic suction, live circuit, live rail, live wire, capability, capacity, quid valeant humeri quid ferre recusent, faculty, quality, attribute, endowment, virtue, gift, property, qualification, susceptibility, powerful, puissant, potential, capable, able, equal to, up to, cogent, valid, efficient, productive, effective, effectual, efficacious, adequate, competent, multipotent, plenipotent, omnipotent, almighty, forcible, (energetic), influential, productive, powerfully, by virtue of, by dint of, a toute force, dos moi pou sto kai kino ten gen, eripuit coelo fulmen sceptrumque tyrannis, fortis cadere cedere non potest.

Influence

N influence, importance, weight, pressure, preponderance, prevalence, sway, predominance, predominancy, ascendency, dominance, reign, control, domination, pull, authority, capability, effect, interest, synergy (cooperation), footing, purchase, play, leverage, vantage ground, tower of strength, host in himself, protection, patronage, auspices, influential, effective, important, weighty, prevailing, prevalent, rife, rampant, dominant, regnant, predominant, in the ascendant, hegemonical, with telling effect, tel maure tel valet.