Dict: strongs - sphere

Strongs:

G2583 @ κανών kanōn kan-ohn' Fromκάνη kanē (a straight reed that is rod); a rule (canon) that is (figuratively) a standard (of faith and practice); by implication a boundary that is (figuratively) a sphere (of activity): - line rule.

G4974 @ σφυρόν sphuron sfoo-ron' Neuter of a presumed derivative probably of the same as σφαῖρα sphaira (a ball sphere; compare the feminine σφῦρα sphura a hammer); the ankle (as globular): - ancle bone.