ec·cle·si·a 
(ĭ-klēzhē-ə, -zē-ə)
(ĭ-klēzhē-ə, -zē-ə)n. pl. ec·cle·si·ae (-zhē-ē′, -zē-ē′)
1. The political assembly of citizens of an ancient Greek state.
2.
a. A church or congregation.
b. The collective body of Christian believers regarded as constituting a universal church.
[Latin ecclēsia, from Greek ekklēsiā, from ekkalein, to summon forth : ek-, out; see ECTO- + kalein, klē-, to call; see kelə-2 in the Appendix of Indo-European roots.]
- tetrahydrocannabinol
- tetrahydrofuran
- tetrahydroxy
- tetralogy
- tetralogy of Fallot
- tetramer
- tetrameric
- tetramerous
- tetramery
- tetrameter
- tetraplegia
- tetraplegic
- tetraploid
- tetraploidy
- tetrapod
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- tetrasporangium
- tetraspore
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- tetravalent
- tetrazzini