dynamo

Dynamo stands for:

Bicycle dynamo
Magnetohydrodynamic dynamo , a flow of conductive matter that creates a magnetic field
Dynamo (climbing technique) , a climbing technique
Operation Dynamo , major evacuation operation in World War II

Dynamo , sometimes also Dinamo , are called:

Dynamo (magician) , British magician
Amazon Dynamo , the file system used by Amazon
Dynamo (programming language) , programming language for simulations
Dynamo youth culture center in Zurich
several stadiums, see Dinamo Stadium
several football clubs, see football club name #Other relics of this type
Dynamo (sports organization) , Russian sports and fitness organization and former sports organization of the security organs of the USSR
Sports Association Dynamo , sports association of the internal security organs of the GDR
Dynamo Open Air , open air festival in the Netherlands

See also:

Wiktionary: Dynamo - explanations of meanings, word origins, synonyms, translations