Fifth Letter in the Greek Alphabet

This page is the CodyCross answer for the clue below from Train Travel, Group 704, Puzzle 2 (Compartments).

Question is: Fifth Letter in the Greek Alphabet

and the answer is: EPSILON

Word Meaning:

EPSILON — The fifth letter of the Greek alphabet, ε or Ε, preceded by delta (Δ, δ) and followed by zeta (Ζ, ζ).

Definitions from Wiktionary.

Fifth Letter In The Greek Alphabet - Train Travel CodyCross Answers | CodyCross Solutions