metaphor noun [C or U]. C2 an âexpression, often âfound in âliterature, that âdescribes a âperson or âobject by referring to something that is âconsidered to have âsimilar âcharacteristics to that âperson or âobject: The âmind is an âocean and the âcity is a âjungle are both metaphors.
A precipitate is an insoluble solid that emerges from a liquid solution. The emergence of the insoluble solid from solution is called precipitation. Often the precipitate emerges as a suspension.recipitates can form when two soluble salts react in solution to form one or more insoluble products-as discussed in the famous example below.
very suddenly and to a great degree; - Example: conditions that precipitously increase the birthrate - Example: prices rose sharply [syn: precipitously, sharply] 2. abruptly; in a precipitous manner; - Example: the mountains rose precipitously from the shore The Collaborative International Dictionary of English v.0.48: Precipitous \Pre*cipi*tous\, a. [L. praeceps, -cipitis: cf. OF. precipiteux. See Precipice.] 1. Steep, like a precipice; as, a precipitous cliff or mountain. [1913 Webster] 2. Headlong; as, precipitous fall. [1913 Webster] 3. Hasty; rash; quick; sudden; precipitate; as, precipitous attempts.