Need: meaning, definitions and examples

Use when expressing a basic requirement or something essential for living or functioning.

• I need water to stay hydrated.
• She needs a new pair of shoes for school.

Use for stating that something is needed or obligatory, often in formal contexts such as rules, conditions, or specifications.

• The job requires a bachelor's degree.
• Most plants require adequate sunlight and water to grow.

Use when talking about something that is strongly requested or required, often with a sense of urgency or authority.

• The workers are demanding higher wages.
• There is a high demand for medical supplies during a pandemic.

Use when something makes something else necessary or unavoidable, often in more formal or technical contexts.

• The severe weather necessitates a change in our travel plans.
• His condition necessitates immediate medical attention.

Use 'need' when you require something essential or important.

• I need a glass of water.
• We need more time to finish this project.

Use 'lack' when you want to show that something is missing or insufficient. This often has a negative connotation.

• There is a lack of food in the refrigerator.
• He lacks the necessary skills for the job.

Use 'requirement' when referring to a need that is specified or formalized, often with rules or guidelines.

• A visa is a requirement for traveling to certain countries.
• Meeting this deadline is a requirement for the project.

Use 'necessity' to talk about something that is indispensable or very important for a particular purpose.

• Water is a basic necessity of life.
• Good communication is a necessity in a healthy relationship.