Infuser

in·fuse  (n-fyz)

tr.v. in·fused, in·fus·ing, in·fus·es

1. To put into or introduce as if by pouring: infused new vigor into the movement.

2. To fill or cause to be filled with something: infused them with a love of the land.

3. To steep or soak without boiling in order to extract soluble elements or active principles.

4. To flavor or scent (a liquid) by steeping ingredients in it: "He would infuse . . . vegetable oil with the pungent taste of scallions" Nina Simonds.

5. To introduce (a solution) into the body through a vein for therapeutic purposes.

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[Middle English infusen, from Old French infuser, from Latin nfundere, nfs- : in-, in; see in-² + fundere, to pour; see gheu- in Indo-European roots.]

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in·fuser n.