verb (used with object), in·fused, in·fus·ing.
to introduce, as if by pouring; cause to penetrate; instill (usually followed by into): The energetic new principal infused new life into the school.
to imbue or inspire (usually followed by with): The new coach infused the team with enthusiasm.
to steep or soak (leaves, bark, roots, etc.) in a liquid so as to extract the soluble properties or ingredients.
Obsolete. to pour in.
verb (used without object), in·fused, in·fus·ing.
to undergo infusion; become infused: Leave the solution to infuse overnight.
Origin of infuse
1375–1425; late Middle EnglishRelated formsin·fus·er, nounre·in·fuse, verb (used with object), re·in·fused, re·in·fus·ing.su·per·in·fuse, verb (used with object), su·per·in·fused, su·per·in·fus·ing.un·in·fused, adjectiveun·in·fus·ing, adjective
< Latin infūsus
past participle of infundere
to pour into. See in-2
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for infuser
any device used to make an infusion, esp a tea maker
(tr often foll by into) to instil or inculcate
(tr foll by with) to inspire; emotionally charge
to soak or be soaked in order to extract flavour or other properties
rare (foll by into) to pour
Word Origin for infuse
C15: from Latin infundere to pour into
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for infuser
early 15c., "to pour in, introduce, soak," from Latin infusus, past participle of infundere "to pour into," from in- "in" (see in- (2)) + fundere "pour, spread" (see found (v.2)). Figurative sense of "instill, inspire" first recorded 1520s (infusion in this sense dates from mid-15c.). Related: Infused; infusing.
Online Etymology Dictionary, © 2010 Douglas Harper
To steep or soak without boiling in order to extract soluble elements or active principles.
To introduce a solution into the body through a vein for therapeutic purposes.
The American Heritage® Stedman's Medical Dictionary
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