bound water

water /wa·ter/ (waw´ter) (wah´ter)

1. clear, colorless, odorless, tasteless liquid, H2O.

2. an aqueous solution of a medicinal substance; called also aromatic w.

3. purified w.

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bound water  water in the tissues of the body bound to macromolecules or organelles.

distilled water  water purified by distillation.

free water  that portion of the water in body tissues which is not bound by macromolecules or organelles.

water for injection  water for parenteral use, prepared by distillation or reverse osmosis and meeting certain standards for sterility and clarity; it may be specified as sterile if it has been sterilized and as bacteriostatic if suitable antimicrobial agents have been added.

purified water  water obtained by either distillation or deionization; used when mineral-free water is required.

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bound water,

water in the tissue of the body bound to macromolecules or organelles.