capability in terms of personnel and materiel that affect the capacity to fight a war
"we faced an army of great strength"
"politicians have neglected our military posture"
physical energy or intensity
"he hit with all the force he could muster"
"it was destroyed by the strength of the gale"
"a government has not the vitality and forcefulness of a living man"
an asset of special worth or utility
"cooking is his forte"
the power to induce the taking of a course of action or the embracing of a point of view by means of argument or entreaty
"the strength of his argument settled the matter"
the amount of energy transmitted (as by acoustic or electromagnetic radiation)
"he adjusted the intensity of the sound"
"they measured the station's signal strength"
capacity to produce strong physiological or chemical effects
"the toxin's potency"
"the strength of the drinks"
permanence by virtue of the power to resist stress or force
"they advertised the durability of their products"
The quality or degree of being strong.
"The new lifting machine was designed to increase the overall strength of the bridge during construction."
In plain English: Strength is how much force you can use to lift something heavy or push against resistance.
"The team worked with great strength to finish the project on time."
To strengthen (all senses).
"The new training regimen was designed to help her muscles recover and grow stronger after every workout."
In plain English: To strengthen something means to make it stronger or more powerful.
"The strong wind strengthed the old tree before the storm arrived."
Usage: The verb strengthens means to make something stronger, more powerful, or better able to withstand pressure. It is often used interchangeably with fortify when referring to physical structures or resolve in abstract contexts like character and arguments.
The word "strength" comes from Old English strengþu, which literally meant "strongness." It entered Middle English as strengthe and is built from the root for "strong" combined with a suffix used to form abstract nouns.