Definition of "bacule"

At the extremity of this Bacule, is tied a cord, which passes thro' the pulley S, and terminates at the extremity of the arm, where it is fastened to a little bowl M;

1739, Mr. Baddam, Memoirs of the Royal Society, page 110

The following works will be carried out during the year: Extensions to infectious diseases hospital, £5,000; extensions to borough sanatorium, £4,500; school clinic, tuberculosis dispensary, and new offices for medical officer, £ 7,500; ferro-concrete bridge over Orwell, £3,000; steel bacule bridge over Orwell, £ 7,500; and public swimming and slipper baths, £7,000.

1914, The Surveyor and Municipal Engineer - Volume 45, page 208

A bacule bridge having a stationary pivot, a counterweight having a stationary pivot, the bridge leaf and counterweight being adapted to rotate in opposite directions about their respective pivots, a vertical track located between the two pivots, a roller adapted to travel vertically along the track, and two stiff links,

1922, Canadian Patent Office Record - Volume 50, Issues 27-52, page 3453

The new bridge is a double leaf trunnion bacule bridge of the “Chicago Type".

1949, Chicago (Ill.). Bureau of Engineering. Division of Bridges & Viaducts, In Commemoration of the Opening to Traffic of the Bataan-Corregidor Memorial Bridge and North Approach Viaduct at State Street, Saturday, May 28, 1949 at 12:30 P.M., page 9

A bacule bridge spans the river.

1964, Hans Gade, Hans Gade's European Harbour Pilot, page 354

Atyug (1971) pointed out that the pollen of S. compacta have prominent bacules. The present electron microscopic study, however reveals that those protuberences are spinules and not bacules.

1998, Journal of Palynology, volume 34, numbers 1-4, page 5