1. (n.) A place for preserving anything (such as an art or organism) from loss, decay, waste\, or injury; particularly, a greenhouse for preserving exotic or tender plants.

2. (a.) Having the quality of preserving from loss, decay, or injury.

3. (n.) That which preserves from injury.

4. (n.) A public place of instruction, designed to preserve and perfect the knowledge of some branch of science or art, esp. music.

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