balancer

n. one that balances; acrobat, ropedancer; halter, rudimentary hind wings of flies and other dipterous insects (Biology)

For the chromosome, see balancer chromosome Balancer are a hybrid breed of beef cattle, a combination of Gelbvieh and Angus. These cattle are bred for their hybrid vigour, resulting in a higher growth rate and better quality meat.
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Balance /bal·ance/ 1. an instrument for weighing. 2. equilibrium. acid-base balance a normal balance between production and excretion of acid or [more]Balancer - Community and Resources

Noun
1. an acrobat who balances himself in difficult positions
(hypernym) acrobat
(derivation) poise, balance
2. either of the club-like rudimentary hind wings of dipterous insects; used for maintaining equilibrium during flight
(synonym) halter, haltere
(hypernym) wing
(part-holonym) dipterous insect, two-winged insects, dipteran, dipteron
(derivation) balance

v. swing, rock, balance; countervail, set off; square; hurl; bung