Vocabulary Form
ἐπί
Definition

gen: on, over, when;
dat: on the basis of, at;
acc: on, to, against

Erasmian
Modern
Frequency
890
GK
2093
Cognates

The epidermis (ejpidermivV) is the outer layer of skin, "that which is on the skin."

Mnemonic Singing

When darkness veils His lovely face,
I rest on His unchanging grace.

Song
Notes

When ἐπί is followed by a word beginning with a vowel and smooth breathing, the iota elides (ἐπ᾿). If the following word begins with a rough breathing, the iota elides and the π aspirates to a phi (ἐφ᾿).

Biblical Concordance

Revelation 21:14 The wall of the city had twelve foundations, and on (ep | ἐπ᾿ | prep-gen) them were the twelve names of the twelve apostles of the Lamb.
Revelation 21:16 The city was laid out as a square, its length the same as its width. He measured the city with the measuring rod at (epi | ἐπί | prep-gen) twelve thousand stadia, its length, width, and height being equal.
Revelation 22:4 They will see his face, and his name will be on (epi | ἐπί | prep-gen) their foreheads.
Revelation 22:5 And night will be no more. They will have no need for the light of a lamp or the light of the sun because the Lord God will shine on (ep | ἐπ᾿ | prep-acc) them, and they will reign forever and ever.
Revelation 22:14 Blessed are those who wash their robes, so they will have the right to (epi | ἐπί | prep-acc) the tree of life and may enter the city by its gates.
Revelation 22:16 “I, Jesus, have sent my angel to bear witness to you about these things for (epi | ἐπί | prep-dat) the churches. I am the Root, the descendant of David — the bright morning star!”
Revelation 22:18 I bear witness to everyone who hears the words of the prophecy of this book: if anyone should add to (ep | ἐπ᾿ | prep-acc) them, God will add to (ep | ἐπ᾿ | prep-acc) him the plagues described in this book;