(immunology) The translocation of active humoral immunity from one individual to another in the form of custom-made antibodies.

(chemistry) Iron that has been subjected to the action of heat, strong nitric acid, chlorine, etc. It is then not easily acted upon by acids.

Making direct use of solar energy without first converting it to another form such as electricity.

(grammar) A participle indicating an ongoing or completed action or state in the passive voice, where a noun modified by the participle is taken to represent the patient of the action denoted by the verb.

(finance) An income that is made using little to no effort, such as pension income, rent, or interest, as opposed to normal employment.

(grammar) Synonym of mediopassive

Alternative spelling of pseudopassive

plural of passive investor

plural of passive participle

plural of passive vocabulary