1. either of the rudimentary hind wings of dipterous insects; used for maintaining equilibrium during flight; [syn: halter, haltere, balancer]
WordNet (r) 3.0 (2006):
haltere
n 1: either of the rudimentary hind wings of dipterous insects;
used for maintaining equilibrium during flight [syn:
halter, haltere, balancer]