chron 
(krŏn)
(krŏn)n.
1. The interval of time represented by a specific stratum of rock selected to be representative of all rocks formed during the same span of time.
2. The interval of time between two reversals of the Earth's magnetic polarity.
[From Greek khronos, time.]
- inconsequent
- inconsequential
- inconsequentiality
- inconsequentially
- inconsequentialness
- inconsequently
- inconsiderable
- inconsiderableness
- inconsiderably
- inconsiderate
- inconsiderately
- inconsiderateness
- inconsideration
- in consideration of
- inconsistence
- inconsistency
- inconsistent
- inconsistently
- inconsolability
- inconsolable
- inconsolableness
- inconsolably
- inconsonance
- inconsonant
- inconsonantly