dependence

noun

de·​pen·​dence di-ˈpen-dən(t)s 

variants or less commonly dependance

1

: the quality or state of being dependent

especially : the quality or state of being influenced or determined by or subject to another

2

: reliance, trust

3

: one that is relied on

4

a

: drug addiction

developed a dependence on painkillers

b

: habituation sense 2b

Synonyms of dependence

• dependency
• reliance

Examples of dependence in a Sentence

The company was hurt by its dependence on government loans.

Our dependence upon foreign oil makes our economy vulnerable.

a harmful dependence on foreign oil

Recent Examples on the Web

Cost of market dependence For sellers who prioritize PSA's resale premium, changes to its fees and submission services can alter the economics of grading a card. — Matthew Tan, CNBC, 7 Nov. 2026

The business question is how to meet new demand without deepening dependence on an increasingly pressured input. — Kari Stoever, Footwear News, 6 Nov. 2026

Turkey is also looking to nuclear power to reduce its energy dependence. — ABC News, 5 Nov. 2026

This could reduce dependence on external support and help keep robots operating on busy warehouse docks. — Neetika Walter, Interesting Engineering, 3 Nov. 2026

Word History

Etymology

Middle English dependaunce, borrowed from Anglo-French dependence, dependance, from dependant dependent entry 1 + -ence, -ance -ence, -ance

First Known Use

15th century, in the meaning defined at sense 1

Phrases Containing dependence

• linear dependence
• self-dependence

Rhymes for dependence

• ascendance
• attendance
• dependance
• transcendence
• interdependence
• superintendence
• tendance

Kids Definition

dependence

noun

de·​pend·​ence

di-ˈpen-dən(t)s

1

: the quality or state of being dependent

especially : the quality or state of being influenced by or subject to another

2

: reliance sense 2, trust

3

: something on which one relies

4

: a drug addiction

Medical Definition

dependence

noun

de·​pen·​dence di-ˈpen-dən(t)s 

1

: the quality or state of being dependent upon or unduly subject to the influence of another

2

a

: drug addiction

b

: habituation sense 2b