Word
infusion
Phoneticsin·fu·sion, stress on the second syllable
US/ˌɪnˈfjuʒən/
UK/ɪnfjˈuːʒən/
Definitions
01adding money or resources
B2 · Upper Intermediate Countable noun
n. the act of adding a large amount of money or new resources to help a company or project.
n. the introduction of a new element or quality into something, most commonly a significant injection of capital or resources into an organization.
“The struggling airline needs a massive infusion of cash to stay in business.”
“The startup's survival was secured by a timely infusion of venture capital, allowing them to scale their operations globally.”
Antonyms
02herbal drink
B2 · Upper Intermediate Countable noun Cooking
n. a drink made by soaking herbs, tea, or fruit in hot water to get their flavour.
n. a liquid extract resulting from the process of steeping a substance in a solvent, typically water, to extract its medicinal or flavourful properties.
“She drank a warm herbal infusion of ginger and lemon to soothe her throat.”
“The chef prepared a delicate infusion of saffron and cream to serve as the base for the seafood bisque.”
03medical IV
C1 · Advanced Countable noun Medicine Technical
n. the process of putting medicine or fluids directly into a person's vein.
n. the continuous slow introduction of a solution, such as saline or medication, into a vein or other body part.
“The patient received a slow infusion of antibiotics over several hours.”
“The clinical protocol required a steady infusion of the experimental drug to maintain therapeutic levels in the patient's bloodstream.”
Synonyms
04adding a quality
C1 · Advanced Uncountable noun Formal
n. the act of filling someone or something with a particular feeling or quality.
n. the act of instilling or introducing a specific quality, idea, or emotion into a person or situation.
“The new manager's arrival brought an infusion of energy to the tired team.”
“The director's latest film benefited from an infusion of surrealism that challenged the audience's expectations of the genre.”
Synonyms
Usage
Countable when referring to a specific instance or a type of drink; uncountable when referring to the abstract process of adding a quality.
Real-World Examples
“The engineered cells are then returned to the patient in a single infusion.” “These rural areas seek new prisons for the infusion of money and jobs into the local economy.” Etymology
From Middle English infusioun, from Old French infusion, from Latin infusio, infusionem (“a pouring into, a wetting, a dyeing, a flow”), from infundo.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.
Word family
VERB
NOUN
Domain
- 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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englishreference.com/q/infusion