Front

Chronograph

Back

An instrument for recording time accurately.

Front

Chronology

Back

The arrangement of events or dates in the order of their occurrence

Front

Chronic

Back

Persisting for a long time or constantly recurring

Front

Synchronize

Back

Cause to occur or operate at the same time or rate.

Front

Chronicle

Back

A factual written account of important or historical events in order of occurrence.

Front

Bicycle

Back

A vehicle with two wheels, propelled by pedals and steered with handlebars.

Front

Binary

Back

Relating to, composed of, or involving two things.

Front

Bifocal

Back

Lenses with two parts for different focal lengths: one for distance, one for near vision.

Front

Bicep

Back

Muscle with two attachment points at one end.

Front

Binoculars

Back

An optical instrument with a lens for each eye, used for viewing distant objects.