English Dictionary

filter

IPA（発音記号）

/ˈfɪltə/

名詞

比喩的用法

A device which separates a suspended, dissolved, or particulate matter from a fluid, solution, or other substance; any device that separates one substance from another.

日本語の意味

液体や溶液中の懸濁物質、溶解物質、または微粒子などの異物を分離するための装置や装置類

Please change the filter every six months to keep the water clean.

水を清潔に保つために、その濾過装置を6か月ごとに交換してください。

意味（1）

A device which separates a suspended, dissolved, or particulate matter from a fluid, solution, or other substance; any device that separates one substance from another.

意味（2）

Electronics or software that separates unwanted signals (for example noise) from wanted signals or that attenuates selected frequencies.

意味（3）

Any item, mechanism, device or procedure that acts to separate or isolate.

In America alone, people spent $170 billion on “direct marketing”—junk mail of both the physical and electronic varieties—last year. Yet of those who received unsolicited adverts through the post, only 3% bought anything as a result. If the bumf arrived electronically, the take-up rate was 0.1%. And for online adverts the “conversion” into sales was a minuscule 0.01%. That means about $165 billion was spent not on drumming up business, but on annoying people, creating landfill and cluttering spam filters.

意味（4）

(figuratively) self-restraint in speech.

He's got no filter, and he's always offending people as a result.

意味（5）

(mathematics, order theory) A non-empty upper set (of a partially ordered set) which is closed under binary infima (a.k.a. meets).

The collection of cofinite subsets of ℝ is a filter under inclusion: it includes the intersection of every pair of its members, and includes every superset of every cofinite set.

意味（6）

(photography) A translucent object placed in the light path of a camera to remove certain wavelengths (colors), or a computer program that simulates such an effect.

filters （ plural ）