Able to be perceived, sensed, or discerned.

Anything that can be perceived.

A coefficient that is a quotient of two numbers, in which the denominator has the same units as that of the numerator multiplied by a unit of time and that is expressed in percentage points.

One hundredth of a given value, used to measure the difference of two percentages.

A device used to brew coffee by passing boiling water through coffee grounds / A pharmaceutical apparatus for producing an extract from a drug by percolation.

Generally recognized to be true. / As seen or understood by an individual.

simple past tense and past participle of perceive

Having or showing keenness of perception, insight, understanding, or intuition.

(intransitive) to commit oneself totally to something; to do one's utmost

(textiles) A fine, closely woven fabric, made from cotton, polyester or a mix of these, and used for sheets and clothing.