1. a person who decants; one who pours liquid (especially wine) from one container into another
2. a vessel or device used for decanting liquids
Usage: less common than the agent noun sense

Examples

• The wine descanter carefully poured the aged vintage into a fresh bottle.
• A skilled descanter knows how to separate sediment from wine without disturbing it.
• The sommelier acted as descanter, transferring the wine to allow it to breathe.
• In the cellar, the descanter worked slowly to preserve the wine's quality.
• The descanter's steady hand ensured no wine was wasted during the transfer.