1. Occurring or existing at the same time or having the same period or phase
   - synchronous, synchronal 
2. Concerned with phenomena (especially language) at a particular period without considering historical antecedents
   "synchronic linguistics" 
3. (of taxa) occurring in the same period of geological time

See also: coetaneous, coeval, coexistent, coexisting, coincident, coincidental, coinciding, concurrent, contemporaneous, contemporary, co-occurrent, cooccurring, parallel, simultaneous, synchronised [Brit], synchronized, synchrony

Antonym: diachronic

Encyclopedia: Synchronic

• economic consumption
• economic crisis
• economic expert
• economic geography
• economic geology
• economic growth
• economic libertarian
• economic mobilisation
• economic mobilization
• economic policy
• economic process
• economic rent
• economic science
• economic strangulation
• economic system
• economic theory
• economic value
• economical
• economically
• economics
• economics department
• economics profession
• economise
• economiser
• economist