solution

noun

so·​lu·​tion sə-ˈlü-shən 

1

a

: an act or means of solving a problem

b

: an answer to a problem : explanation

specifically : a set of values of the variables that satisfies an equation

2

a

chemistry : a homogenous mixture formed by mixing one solid, liquid, or gaseous substance with another

especially : a liquid system consisting of one phase

… use a mild disinfectant such as a bleach/water solution.

—Ed Blonz

b

chemistry : the act or process of such mixing

… the solution of CO₂ into oceanic waters causes the pH to fall as the ocean becomes more acidic.

—James W. Porter and Josiah Meigs

c

chemistry : the condition of being dissolved

3

: a bringing or coming to an end or into a state of discontinuity: such as

a

: a separating of normally continuous parts (such as body parts)

b

: dissolution, dispersion

Synonyms of solution

• answer
• result

Examples of solution in a Sentence

Medication may not be the best solution for the patient's condition.

The solution is simple you need to spend less money.

She made a solution of baking soda and water.

a 40 percent saline solution

He rinsed the contact lens with saline solution.

the solution of sucrose in water

Recent Examples on the Web

Fraser Shilling, director of the Road Ecology Center, and his team determined that extensive fencing on highways is the solution to reducing roadkill, not just wildlife crossings. — Karen Garcia, Los Angeles Times, 11 Nov. 2026

The new solution has dedicated workflows for the B2B wholesale and hybrid distribution scenarios where merchants deal with complex future supply commitments and multi-channel allocation rules. — Arthur Zaczkiewicz, Footwear News, 10 Nov. 2026

The solution to the weird magnetic fields of the solar system's ice giants may come down to how planets generate their magnetic field through the dynamo effect. — Keith Cooper, Space.com, 10 Nov. 2026

The group believes clinical solutions are not enough on its own and that faith can play an important role in families addressing mental health issues. — Silas Morgan, The Orlando Sentinel, 10 Nov. 2026

Word History

Etymology

Middle English solucion explanation, dispersal of bodily humors, from Anglo-French, from Latin solution-, solutio, from solvere to loosen, solve

First Known Use

14th century, in the meaning defined at sense 1b

Phrases Containing solution

• Benedict's solution
• Fehling's solution
• final solution
• Ringer's solution
• solution set

Rhymes for solution

• ablution
• aleutian
• confucian
• dilution
• elution
• locution
• pollution
• volution
• absolution
• allocution
• attribution
• comminution

Kids Definition

solution

noun

so·​lu·​tion sə-ˈlü-shən 

1

a

: an act or process of solving

b

: an answer to a problem : explanation

c

: solution set

2

a

: an act or the process by which a solid, liquid, or gaseous substance is dissolved in a liquid

b

: a liquid in which something has been dissolved

c

: the condition of being dissolved

Medical Definition

solution

noun

so·​lu·​tion sə-ˈlü-shən 

1

a

: an act or the process by which a solid, liquid, or gaseous substance is homogeneously mixed with a liquid or sometimes a gas or solid

called also dissolution

b

: a homogeneous mixture formed by this process

2

a

: a liquid containing a dissolved substance

an aqueous solution

b

: a liquid and usually aqueous medicinal preparation with the solid ingredients soluble

c

: the condition of being dissolved

a substance in solution