strength
noun
ˈstreŋ(k)th 
ˈstren(t)th
ˈstren(t)th plural strengths ˈstreŋ(k)ths
ˈstren(t)ths,
ˈstreŋks
1
: the quality or state of being strong : capacity for exertion or endurance
2
: power to resist force : solidity, toughness
3
: power of resisting attack : impregnability
4
a
: legal, logical, or moral force
b
: a strong attribute or inherent asset
the strengths and the weaknesses of the book are evident
5
a
: degree of potency of effect or of concentration
chili peppers in varying strengths
b
: intensity of light, color, sound, or odor
c
: vigor of expression
6
: force as measured in numbers : effective numbers of any body or organization
an army at full strength
7
: one regarded as embodying or affording force or firmness : support
you are my love and my strength
8
: maintenance of or a rising tendency in a price level : firmness of prices
the strength of the dollar
9
: basis —used in the phrase on the strength of
Synonyms
- energy
- firepower
- force
- horsepower
- might
- muscle
- potence
- potency
- power
- puissance
- sinew
- vigor
See all Synonyms & Antonyms 
Example Sentences
I was impressed by his strength. She's doing exercises to build up the strength in her legs. Don't work too hard. You need to conserve your strength for tomorrow. Pull-ups increase upper body strength. Working on a farm requires a lot of physical strength. the strength and durability of the material I pray that I'll have the strength to do what I have to do. His determination shows real strength of character. Her inner strength is an inspiration to us all. See More
Recent Examples on the Web Players go through various workouts and strength and performance assessments while also taking time to meet face-to-face with team evaluators. —
Nick Piecoro, The Arizona Republic, 3 Feb. 2023 His character’s journey is a thing of beauty, executed with a disarming mix of strength and fragility by an undersung veteran actor. —Los Angeles Times, 3 Feb. 2023 That happened despite Herbert's excellent arm strength and accuracy on strikes down the field and the talent the Chargers had at receiver last season. —Lorenzo Reyes, USA TODAY, 2 Feb. 2023 The Courage Award recognizes an athlete, coach or someone close to a high school athletic program who exhibits extraordinary strength and courage in daily life, on and off the fields of athletic competition. —The Courier-Journal, 31 Jan. 2023 The artists have been provided the unique opportunity to share their own struggles alongside messages of strength and determination to promote a universal message of freedom. —Sharon Edelson, Forbes, 28 Jan. 2023 During his conversation with RowVaughn Wells and Rodney Wells, Biden commended the family’s courage and strength, the White House said. —Marlene Lenthang, NBC News, 28 Jan. 2023 Knouse was a source of strength and support when Sabatini had a health scare. —BostonGlobe.com, 28 Jan. 2023 Because that mind and that body and that strength and that ability to express yourself carry you through life. —Alyssa Bailey, ELLE, 27 Jan. 2023 See More
Nick Piecoro, The Arizona Republic, 3 Feb. 2023 His character’s journey is a thing of beauty, executed with a disarming mix of strength and fragility by an undersung veteran actor. —Los Angeles Times, 3 Feb. 2023 That happened despite Herbert's excellent arm strength and accuracy on strikes down the field and the talent the Chargers had at receiver last season. —Lorenzo Reyes, USA TODAY, 2 Feb. 2023 The Courage Award recognizes an athlete, coach or someone close to a high school athletic program who exhibits extraordinary strength and courage in daily life, on and off the fields of athletic competition. —The Courier-Journal, 31 Jan. 2023 The artists have been provided the unique opportunity to share their own struggles alongside messages of strength and determination to promote a universal message of freedom. —Sharon Edelson, Forbes, 28 Jan. 2023 During his conversation with RowVaughn Wells and Rodney Wells, Biden commended the family’s courage and strength, the White House said. —Marlene Lenthang, NBC News, 28 Jan. 2023 Knouse was a source of strength and support when Sabatini had a health scare. —BostonGlobe.com, 28 Jan. 2023 Because that mind and that body and that strength and that ability to express yourself carry you through life. —Alyssa Bailey, ELLE, 27 Jan. 2023 See More Word History
Etymology
Middle English strengthe, from Old English strengthu; akin to Old High German strengi strong — more at strong
First Known Use
before the 12th century, in the meaning defined at sense 1
Phrases Containing strength
Kids Definition
strength
noun ˈstreŋ(k)th
1
: the quality or state of being strong
2
: power to resist force
3
: power to resist attack
4
a
: the power to have an effect
b
: degree of concentration
the strength of a liquid cleaner
c
: intensity of light, color, sound, or odor
5
: a strong quality
list the strengths and weaknesses of the book
6
: force as measured in numbers
army at full strength
7
: something or someone providing force or firmness : support entry 2
her family was her strength
Medical Definition
strength
noun ˈstreŋ(k)th ˈstren(t)th
ˈstren(t)th plural strengths ˈstreŋ(k)ths, ˈstren(t)ths, ˈstreŋks
1
: the quality or state of being strong : capacity for exertion or endurance
2
: degree of potency of effect or of concentration
3
: degree of ionization of a solution —used of acids and bases
strength
noun
1
as in power
the ability to exert effort for the accomplishment of a task the murdered man's wife didn't have the emotional strength to face reporters Synonyms & Similar Words
Relevance
- power
- energy
- muscle
- vigor
- capacity
- capability
- potency
- force
- firepower
- competence
- horsepower
- sinew
- competency
- potence
- might
- aptitude
- puissance
- effectiveness
- usefulness
- adequacy
- effectualness
Antonyms & Near Antonyms
- weakness
- powerlessness
- impotence
- disability
- inability
- incapacity
- impotency
- incompetence
- incapability
- incompetency
- inaptitude
- ineffectiveness
- uselessness
- helplessness
- inefficacy
- ineffectuality
- paralysis
- ineffectualness
- incapableness
- inefficaciousness
2
as in reliability
the ability to withstand force or stress without being distorted, dislodged, or damaged this cheap shelving unit doesn't have the strength to hold all those books Synonyms & Similar Words
- reliability
- stability
- sturdiness
- toughness
- durability
- solidity
- firmness
- soundness
- dependability
- cohesion
- solidness
Antonyms & Near Antonyms
- instability
- insecurity
- precariousness
- shakiness
- unsteadiness
- weakness
- unsoundness
- unstableness
- insubstantiality
- unsubstantiality
Synonym Chooser
Some common synonyms of strength are energy, force, might, and power. While all these words mean "the ability to exert effort," strength applies to the quality or property of a person or thing that makes possible the exertion of force or the withstanding of strain, pressure, or attack.
use weight training to build your strength
While in some cases nearly identical to strength, energy applies to power expended or capable of being transformed into work.
a worker with boundless energy
Although the words force and strength have much in common, force implies the actual effective exercise of power.
used enough force to push the door open
The words might and strength can be used in similar contexts, but might implies great or overwhelming power or strength.
the belief that might makes right
In some situations, the words power and strength are roughly equivalent. However, power may imply latent or exerted physical, mental, or spiritual ability to act or be acted upon.
the awesome power of flowing water