Lexical Definition

‎πέτρα‎ pétra (pet'-ra) rock G:N-F
feminine of the same as ‎Πέτρος‎

rock.

Usage: 6 forms in 109 verses
Form Translated As     In Verse(s)
πετρών of rocks LXX.Job.30.6LXX.Jer.49.16
rocks LXX.Ps.104.12LXX.Isa.2.19LXX.Isa.2.21LXX.Isa.7.19LXX.Isa.57.5LXX.Jer.16.16LXX.Jer.51.25LXX.Obad.1.3
πέτρασ a rock LXX.Prov.30.19LXX.Isa.8.14Mark.15.46
in rock LXX.Judg.15.11
of rock LXX.Job.39.1LXX.Job.39.28
rock LXX.Exod.17.6LXX.Exod.33.21LXX.Exod.33.22LXX.Num.20.8LXX.Num.20.10LXX.Deut.8.15LXX.Deut.32.13LXX.Deut.32.13LXX.Judg.1.36LXX.Judg.6.21LXX.Judg.15.8LXX.Judg.15.13LXX.1Sam.14.4LXX.1Sam.14.4LXX.2Chr.26.7LXX.Neh.9.15LXX.Ps.78.16LXX.Ps.81.16LXX.Ps.141.6LXX.Song.2.14LXX.Isa.2.10LXX.Isa.2.21LXX.Isa.48.21LXX.Jer.13.4LXX.Jer.18.14Luke.8.131Cor.10.4
rocks LXX.1Kgs.19.11LXX.Isa.33.16LXX.Jer.4.29Rev.6.15
than a rock LXX.Ezek.3.9
this rock LXX.Num.20.10
πέτραν a rock LXX.Jer.5.3LXX.Hab.2.1Rom.9.33
rock LXX.Exod.17.6LXX.Num.20.8LXX.Num.20.11LXX.Judg.13.19LXX.Judg.20.45LXX.Judg.20.47LXX.1Sam.23.25LXX.2Sam.21.10LXX.2Kgs.14.7LXX.1Chr.11.15LXX.Job.24.8LXX.Ps.40.2LXX.Ps.78.15LXX.Ps.78.20LXX.Ps.105.41LXX.Ps.114.8LXX.Ps.137.9LXX.Isa.42.11LXX.Isa.50.7LXX.Isa.51.1LXX.Jer.23.29Matt.7.24Matt.7.25Luke.6.48Luke.6.48Luke.8.6
that rock LXX.Judg.6.20
πέτραισ a rock LXX.Job.19.24
rocks LXX.1Sam.13.6LXX.Prov.30.26LXX.Jer.48.28LXX.Jer.48.28LXX.Amos.6.12Rev.6.16
πέτραι rock Matt.16.18Matt.27.60
rocks LXX.Nah.1.6Matt.27.51
πέτρα a rock LXX.Num.24.21LXX.Job.14.18LXX.Job.22.24LXX.Ps.27.5LXX.Ps.104.181Pet.2.8
for as a rock LXX.Isa.31.9
my rock LXX.2Sam.22.2
rock LXX.Judg.20.47LXX.Judg.21.13LXX.1Sam.23.28LXX.Job.14.8LXX.Job.22.24LXX.Ps.61.2LXX.Isa.5.28LXX.Isa.16.1LXX.Isa.22.16LXX.Isa.48.211Cor.10.4

Abbott-Smith

πέτρα, -ας, ἡ, [in LXX chiefly for סֶלַע, צוּר;]
a rock, i.e. a mass of live rock as distinct from πέτρος, a detached stone or boulder: Mt 7:24, 25 27:51, 60, Mk 15:46, Lk 6:48 8:6, 13; of a hollow rock, a cave, Re 6:15, 16 (cf. Is 2:10, al.). Metaph., Mt 16:18 (on the meaning, v. Hort, Eccl., 16 ff., but cf. also ICC, in l.), I Co 10:4; = πέτρος, Ro 9:33, I Pe 2:8(LXX).†

Abbott-Smith References

Book Refs
Isaiah 2:10
Matthew 7:24 · 7:25 · 16:18 · 27:51 · 27:60
Mark 15:46
Luke 6:48 · 8:6 · 8:13
Romans 9:33
1 Corinthians 10:4
1 Peter 2:8
Revelation 6:15 · 6:16

Liddell-Scott-Jones

πέτρα,

Ionic dialect and Epic dialect πέτρη, , rock; frequently of cliffs, ledges, etc. by the sea, λισσὴ αἰπεῖά τε εἰς ἅλα πέτρη [Refs 8th c.BC+]; χῶρος λεῖος πετράων free from rocks, of a beach,[Refs 8th c.BC+]; χοιρὰς π. [Refs 5th c.BC+]; also, rocky peak or ridge, αἰγίλιψ π. [Refs 8th c.BC+]; λιττὰς π. [Refs 6th c.BC+]; π. Λευκάς, Ὠλενίη, etc., [Refs 8th c.BC+]; π. σύνδρομοι, Συμπληγάδες, [Refs 5th c.BC+]; πρὸς πέτραις ὑψηλοκρήμνοις, of Caucasus, [Refs 4th c.BC+]; π. Δελφίς, π. δίλοφος, of Parnassus, [Refs 5th c.BC+]; π. Κεκροπία, of the Acropolis, [Refs 5th c.BC+]

__2 π. γλαφυρή a hollow rock, i.e. a cave, [Refs 8th c.BC+]; σπέος κοιλῇ ὑπὸ π. [Refs 8th c.BC+]; δίστομος π. cave in the rock with a double entrance, [Refs 5th c.BC+]; κατηρεφεῖς αὐτῇ τῇ π. [πέτραις περιεχόμενος “IG” 42(1).122.21 (Epid.)">Refs 5th c.BC+]; ἕως τῆς π. down to virgin rock, [NT+3rd c.BC+]
__3 mass of rock or boulder, [πέτρας κυλινδομένα φλόξ 5th c.BC: Pindarus Lyricus “P.” 1.23; ἐκυλίνδουν πέτρας 5th-6th c.BC: Xenophon Historicus “Anabasis” 4.2.20, compare 2nd c.BC: Polybius Historicus 3.53.4. ">Refs 8th c.BC+]
__4 stone as material, π. λαρτία, Τηΐα, [Refs 3rd c.BC+], which is variant in X.[same place]; πέτρᾳ should be read in [Refs 5th c.BC+]; the distinction is minimized by [Refs 2nd c.AD+]
__II proverbial, οὐκ ἀπὸ δρυὸς οὐδ᾽ ἀπὸ πέτρης, etc. (see. δρῦς); as a symbol of firmness, δ᾽ ἐστάθη ἠΰτε π. ἔμπεδον [Refs 8th c.BC+]; of hard-heartedness, ἐκ πέτρας εἰργασμένος [Refs 5th c.BC+] in a text with musical accompaniment, [Refs]

LSJ Scripture Refs: Matt.16.18