English Reference

Word

utilization

Phoneticsuti·liza·tion

/ˌjutəɫəˈzeɪʃən/

Uncountable noun

Definition

n. the act of using something in an effective or practical way. You use this word when you want to sound more formal than just saying 'use'.

n. the action of making practical and effective use of something. Often implies a strategic or systematic application of resources.

Examples

“The company improved its utilization of solar energy.”

“The hospital manager reviewed the utilization of the new operating rooms to ensure no space was wasted.”

“Maximizing the utilization of existing infrastructure is often more cost-effective for developing cities than embarking on entirely new construction projects.”

Examples

simple

“The company improved its utilization of solar energy.”

contextual

“The hospital manager reviewed the utilization of the new operating rooms to ensure no space was wasted.”

complex

“Maximizing the utilization of existing infrastructure is often more cost-effective for developing cities than embarking on entirely new construction projects.”

Usage

Often paired with 'of' to specify the resource being used.

Pitfall

the utilization for the tools

the utilization of the tools

Utilization is followed by the preposition 'of' when identifying the object being used.

Real-World Examples

“Assistant Professor Yoshifumi Kondo said the work represents an important step toward more efficient and energy-saving CO 2 utilization technologies.”
Phys.org 27 Aug 2026
“Its validation spans fluids such as hydrogen, carbon dioxide and ammonia, and also suggests potential applications in chemical-process modeling for the low-carbon era, including hydrogen energy, carbon capture and utilization, and clean-ammonia fuels.”
Phys.org 21 Aug 2026

Etymology

From French utilisation or from utilize + -ation.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Word family

NOUN

utilization(C1)

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.C1 AdvancedIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.7.0–8.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 5.0–5.595–113TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.945–990
Frequency
Frequent
Level
C1 · Advanced
Updated

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English Reference