10-Letter Words Starting: SYN

• combine so as to form a more complex, product

• combine and form a synthesis

• become fused

• unite (beliefs or conflicting principles)

• birth defect in which there is partial or total webbing connecting two or more fingers or toes

• substituting a more inclusive term for a less inclusive one or vice versa

• the semantic relation that holds between two words that can (in a given context) express the same meaning

• occurring or existing at the same time or having the same period or phase

• concerned with phenomena (especially language) at a particular period without considering historical antecedents

• (of taxa) occurring in the same period of geological time