(idiomatic) To furnish someone with sufficient relevant information and include them in the decision-making process.

(uncountable) A chemical element (symbol Ir) with an atomic number of 77: a very hard, brittle, silvery-white transition metal of the platinum group. / (countable) A single atom of this element.

A surname.

A syringe or autoinjector filled with epinephrine, most frequently used for the treatment of acute allergic reactions to avoid or treat the onset of anaphylactic shock. / (medical jargon) epinephrine