Space
Time.
The Greek word chronos means time, and words with chron in them like chronometer, anachronism, or chronological all have to do with time.
It is from the Greek word for time. A chronometer is something which measures time (chron=time, meter=measure), in other words a clock. The spelling "chron" as opposed to "crohn" means this word has nothing to do with Crohns disease which was named after Dr. Burrill Crohn.
'Chron' derives from the Greek chronos, meaning 'time'.
Words starting with chron- include these:chronaxiechronaxieschronaxychronicchronicallychronicitieschronicitychroniclechronicledchroniclerchroniclerschronicleschroniclingchronicschronobiologicchronobiologicalchronobiologieschronobiologistchronobiologistschronobiologychronogramchronogramschronographchronographicchronographieschronographschronographychronologerchronologerschronologicchronologicalchronologicallychronologieschronologistchronologistschronologychronometerchronometerschronometricchronometricalchronometricallychronometrieschronometrychrononchrononschronotherapieschronotherapy
chronicalschronalogychronalogicalchronicchronagraph
chron.
chronicle
"Chron" is Greek in origin, derived from the Greek word "chronos" meaning time.
Chron means time. A chronometer is an instrument for measuring time.
It is Greek, from the word "kronos," meaning "time."
The root word for chronicle is "chronos," which is a Greek word meaning time.