Chrono- greek words

A written record of happenings from a certain time period

• Chronicle

• Chronic

• Syncronous

• Chronometer

The study of time

• Chronograph

• Chronobiologist

• Chronometry

• Chronotherapy

An accurate timer that records time

• Chronometer

• Chronograph

• Synchronous

• Geochronology

Constant or habitual

• Chronotherapy

• Chronological

• Geochronology

• Chronic

The study of time and how it affects earth

• Chronicle

• Geochronology

• Chronotherapy

• Chronobiologist

time order

• Chronotherapy

• Synchronous

• Chronometer

• Chronological

at the same time

• Geochronology

• Chronometry

• Synchronous

• Chronograph

A machine that measures time

• Chronicle

• Chronometer

• Chronological

• Chronotherapy

A person who studies the effects time has on living organisms

• Chronometry

• Chronological

• Chronobiologist

• Chronic

A treatment for insomnia in which a person's sleep cycle is altered

• Chronotherapy

• Chronic

• Chronobiologist

• Chronometry