Translation guide
The English word 'filtering' can refer to physically straining liquids or particles, or to the abstract process of selecting or removing items based on criteria. This guide covers natural Japanese expressions for both physical and metaphorical filtering.
To pass a liquid or gas through a device to remove impurities or separate solids.
The standard noun for physical filtration, often used in technical or formal contexts. Can be used with する to mean 'to filter'.
Filter water.
filtration device
Common verb meaning 'to strain' or 'to filter' using a sieve, cloth, or paper. Used in everyday cooking and practical situations.
Verb form of 濾過, used in technical descriptions.
This device filters water.
Colloquial phrase meaning 'to put through a filter'. Often used for coffee or air filters.
Put the coffee through a filter.
To choose a subset from a larger set by applying conditions, often in computing, data analysis, or decision-making.
Literally 'to narrow down'. The most natural verb for filtering search results, lists, or options by applying criteria.
Filter the search results by date.
Loanword from English, widely used in IT contexts for content filtering, spam filtering, etc. Often used with する.
Means 'to extract'. Used when filtering implies pulling out specific items that meet criteria, especially in data processing.
Extract necessary information from the data (by filtering).
Means 'to sort out' or 'to screen'. Implies separating good from bad or desired from undesired, often used for physical items or people.
Screen applicants by documents (filtering).
To remove or block something undesirable, such as noise, distractions, or harmful content.
General verb meaning 'to remove'. Used when filtering means getting rid of unwanted parts.
Filter out the noise.
Means 'to block' or 'to cut off'. Used for filtering that blocks access or transmission, like firewalls or blue light filters.
Glasses that filter out blue light.
Formal term for 'elimination' or 'removal', used in technical contexts like filtering impurities.
Filter out impurities.
絞り込む is a native Japanese verb that feels more natural in everyday speech when narrowing down options. フィルタリング is a loanword primarily used in IT or formal contexts. For search filters on websites, both are common, but 絞り込む is often preferred in user interfaces.
The English verb 'filter' is often translated directly as フィルターする, but this is not standard Japanese. Use フィルタリングする or こす/濾過する depending on context.
Narrow down the candidates by filtering conditions.
迷惑メールをフィルタリングする。
Filter spam emails.
This app filters harmful websites.