infusion

From Middle English infusioun, from Old French infusion, from Latin infusio, infusionem (“a pouring into, a wetting, a dyeing, a flow”), from infundo.

infusion (countable and uncountable, plural infusions)

A product consisting of a liquid which has had other ingredients steeped in it to extract useful qualities.
An extract of rooibos and chamomile makes a refreshing infusion.
The act of steeping or soaking a substance in liquid so as to extract medicinal or herbal qualities.
The act of installing a quality into a person.
A giving of money or other resources, typically a large amount, to an organization.
- 2001, Bernard E. Harcourt, Illusion of Order:
  He made a number of other changes at the Transit Police, including revamping audio equipment, moving the force to nine-millimeter semiautomatic weapons, and designing new uniforms. These changes were all part of a $40 million infusion into the Transit Police in 1990 from Governor Mario Cuomo.
- c. 1599–1602 (date written), William Shakespeare, “The Tragedie of Hamlet, Prince of Denmarke”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, →OCLC, [Act V, scene i]:
  [...] but in the verity of extolment / I take him to be a soul of great article and his infusion / of such dearth and rareness as, to make true diction of / him, his semblable in his mirror, and who else would / trace him, his umbrage, nothing more.
(obsolete) The act of dipping into a fluid.
(medicine) The administration of liquid substances directly into a vein for medical purposes; perfusion.

a product consisting of a liquid which has had other ingredients steeped in it to extract useful qualities

act of steeping or soaking a substance in liquid so as to extract medicinal or herbal qualities

act of installing a quality into a person

act of dipping into a fluid

medicine: the administration of liquid substances directly into a vein

English