Lexical Definition

‎ἔδαφος‎ édaphos (ed'-af-os) ground ^G:N-N
from the base of ‎ἑδραῖος‎

ground.

• a basis (bottom), i.e. the soil

Abbott-Smith

ἔδαφος, -εος (-ους), τό, [in LXX for עָפָר, קַרְקע, etc. ;]
bottom, pavement, ground: Ac 22:7.†

Abbott-Smith References

Liddell-Scott-Jones

ἔδαφος, εος, τό,

bottom, foundation, base of anything, τῆς κατασκευῆς τὰ ἐ. [Refs 5th c.BC+]; ἔ. νηός bottom of a ship, [Refs 8th c.BC+]; ἔ. ποταμοῦ, τῆς θαλάττης, [Refs 5th c.BC+]; [ποτηρίου] [Refs 5th c.BC+]

__2 ground-floor, pavement, οἴκου [Refs 5th c.BC+]; καθελεῖν ἐς ἔ. raze to the ground, [Refs 5th c.BC+]; ἔπεσον εἰς τὸ ἔ. [NT+3rd c.AD+]
__3 ground, soil, περὶ τοῦ τῆς πατρίδος ἐδάφους ἀγωνίζεσθαι for our country's soil, [Refs 4th c.BC+]; ἐχθρὸς τῷ τῆς πόλεως ἐδάφει, of a mortal foe, [Refs]; soil, viewed in regard to its quality, [Refs 4th c.BC+] lands and tenements (including houses), [Refs 4th c.BC+]; also, masses of earth, [Refs 4th c.BC+]
__4 text of a manuscript, opposed to margin (μέτωπον), [Refs 2nd c.AD+]
__4.b manuscript, [Refs]
__5 background of puppet-theatre, [Refs 2nd c.BC+]

_{LSJ Scripture Refs: Acts.22.7}