e·ta 
(ātə, ētə)
(ātə, ētə)n.
The seventh letter of the Greek alphabet. See Table at alphabet.
[Greek ēta, of Phoenician origin; akin to Hebrew ḥêt, heth.]
- phosgene
- phosph-
- phosph-
- phosphane
- phosphatase
- phosphate
- phosphate rock
- phosphatic
- phosphatide
- phosphatidic
- phosphatidylcholine
- phosphatization
- phosphatize
- phosphaturia
- phosphaturic
- phosphene
- phosphide
- phosphine
- phosphite
- phospho-
- phosphocreatin
- phosphocreatine
- phosphodiesterase
- phosphodiester bond
- phospholipase