(fluid mechanics) A dimensionless number (symbol We) that is useful in analysing fluid flows where there is an interface between two different fluids. It can be thought of as a measure of the relat...

(organic chemistry) An organic compound found in Valeriana and catnip, believed to have sedative properties.

simple past tense and past participle of operatize

A village and civil parish in southern Shropshire, England (OS grid ref SO5677).