powers deity, divinity, god, goddess; extraterrestrial or supernatural power.
9. horsepower, SI. soup; energy, electricity, hydroelectric power, solar energy, water power, nuclear energy, thermodynamic energy.
10. energy, Inf. steam, force, momentum, impetus. -v. 11. supply with energy, energize, make [s.t.] run or go, run, make [s.t.] tick.
powerful, adj. 1. potent, mighty, strong, Literary. puissant, Archaic, potential; forceful, vehement, intense, great, formidable, overwhelming, overpowering, SI. packing a punch or wallop; impregnable, unassailable, unvulnerable, unconquerable, indomitable, unyielding, impenetrable, inviolable, inexpugnable; irresistible, almighty, omnipotent, allpowerful, incontestable, unbeatable, more than a match for; armed to the teeth, invincible, unsub-duable.
2. sturdy, stalwart, rugged, tough, sinewy, steely; firm, solid, solid as a rock or oak, made of iron; stout, thick, sound, staunch, stanch, substantial; having the strength of ten, strong as a bull or horse or lion, sturdy as an ox, Inf. husky, big, Inf. hefty, Inf. beefy; ablebodied, well-set, well-knit, well-built, muscular, burly, brawny, musclebound; hale, hardy, robustious, robust, dynamic, dynamical, energetic, energetical, vigorous, virile, manly, athletic, active; hearty, lusty, strapping, doughty, full-blooded, red-blooded.
3. effective, forcible, effectual, efficacious, operative, efficient.
4. cogent, persuasive, suasive, convincing, believable; logical, rational, factual, valid, sound; moving, rhetorical, eloquent, impressive, winning; conclusive, decisive, definitive.
5. influential, weighty, carrying a lot of weight, Inf. carrying clout; eminent, prestigious, recognized, reputable, significant, important; ascendant, dominant, predominant, hegemonic, leading, prepotent, preeminent, supreme; dominating, authoritative, authoritarian, commanding, SI. take-charge.
powerless, adj. 1. impotent, impuissant, strength-less, harmless, ineffectual, ineffective, inefficacious, nugatory, null and void, inoperative; incompetent, inept, inapt, unfit, inefficient, inadequate, insufficient, incapable; useless, inutile, worthless, valueless, no good, vain, futile.