A type of Wheatstone bridge used to measure an unknown inductance in terms of calibrated resistance and capacitance, by the principle that the positive phase angle of an inductive impedance can be compensated by the negative phase angle of a capacitive impedance when put in the opposite arm and the circuit is at resonance.

an ice control structure on a river, to control flowing river ice, that spans the breadth of the river, and may have a traversable roadway on top

A device used to seal a subterranean well of hydrocarbons at a downhole location; may have removable features. Also known as a frac plug.

A bridge specifically for cyclists.

A type of bridge for small spans in which the floor girders are rigidly secured at their extremities to supporting steel legs, driven into the ground as piling, or resting on mudsills.

(card games) A precursor to the game of contract bridge.

(biogeography) An isthmus or other land connection between what at other times are separate land masses.

(idiomatic) A step or action that is too ambitious; an act of overreaching.

A design of lifting bridge for road and/or rail traffic where the span is lifted at both ends, remaining horizontal and not tilting.

A famous landmark in the city of Sydney in Australia