Pronunciation: /ˈfɪltər ɪn/
noun a device or substance that allows certain substances to pass through while blocking others
A1 I need to buy a filter in for my fish tank.
A2 The filter in my air purifier needs to be replaced.
B1 Make sure to clean the filter in your car's air conditioning system regularly.
B2 The filter in the coffee maker is clogged and needs to be replaced.
C1 The filter in the swimming pool needs to be backwashed to remove debris.
C2 He installed a high-efficiency filter in his HVAC system to improve air quality.
verb to pass through a filter or to be filtered
A1 I filter in the water before I drink it.
A2 She filters in positive thoughts to stay motivated.
B1 The company needs to filter in new employees to expand.
B2 It is important to filter in relevant information for the report.
C1 The artist filters in his emotions to create powerful artwork.
C2 The chef carefully filters in the spices to enhance the flavor of the dish.
formal The company implemented a new email filter in order to block spam messages.
informal I always filter in my favorite songs when creating a playlist.
slang I need to filter in some fun activities for the weekend.
figurative She tried to filter in some positivity into her life by surrounding herself with uplifting people.
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filtering in
filtered in