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San Jose scale

(Encyclopedia)San Jose scale, common name for a scale insect, Aspidiotus perniciosus, introduced from China into San Jose, Calif., c.1870 on nursery stock. The insect has since spread throughout much of the United ...

Réaumur temperature scale

(Encyclopedia)Réaumur temperature scale: see temperature. ...

Rankine temperature scale

(Encyclopedia)Rankine temperature scale, temperature scale having an absolute zero, below which temperatures do not exist, and using a degree of the same size as that used by the Fahrenheit temperature scale. Absol...

Celsius temperature scale

(Encyclopedia)Celsius temperature scale sĕlˈsēəs [key], temperature scale according to which the temperature difference between the reference temperatures of the freezing and boiling points of water is divided ...

centigrade temperature scale

(Encyclopedia)centigrade temperature scale: see Celsius temperature scale. ...

Richter, Johann Paul Friedrich

(Encyclopedia)Richter, Johann Paul Friedrich rĭkhˈtər [key], pseud. Jean Paul, 1763–1825, German novelist. He studied theology at the Univ. of Leipzig and later taught in that city. His novels combine the ide...

Wechsler Adult Intelligence Scale

(Encyclopedia)Wechsler Adult Intelligence Scale (WAIS): see psychological tests. ...

scale, in weights and measures

(Encyclopedia)scale, in weights and measures, instruments for determining weight, generally for other than laboratory use. For the principles of operation of all weighing devices, see balance. Platform scales utili...