Lexical Definition

‎παρατηρέω‎ paratēréō (par-at-ay-reh'-o) to observe G:V
from ‎παρά‎ and ‎τηρέω‎

observe, watch.

Usage: 8 forms in 9 verses
Form Translated As     In Verse(s)
παρετηροῦντο They were themselves watching Acts.9.24
Were closely watching Luke.6.7
παρετήρουν they were watching Mark.3.2
παρετήρησαν closely watched LXX.Dan.6.11
παρατηρούμενοι watching Luke.14.1
παρατηρεῖσθε you observe Gal.4.10
παρατηρήσησ you should closely watch LXX.Ps.130.3
παρατηρήσεται shall closely watch LXX.Ps.37.12
παρατηρήσαντεσ having watched Luke.20.20

Abbott-Smith

παρα-τηρέω, -ῶ, [in LXX: Ps 36 (37):12* (זמם), 129 (130):8 (שׁמר), Da TH 6:11* (12*), Su 1:12, 15, 16*;]
1. to watch closely, observe narrowly: so mid., τ. πύλας, Ac 9:24; with evil intent, Mk 3:2, Lk 20:20 (absol., v. Field, Notes, 74); so mid., Lk 6:7 14:1.
2. to observe scrupulously (of days and seasons; cf. Ex 12:42, Sm.): mid., Ga 4:10.†

Abbott-Smith References

Book Refs
Exodus 12:42
Psalms 37:12* · 130:8
Daniel 6:11* · 6:12*
Mark 3:2
Luke 6:7 · 14:1 · 20:20
Acts 9:24
Galatians 4:10

Liddell-Scott-Jones

παρατηρέω-έω,

watch closely, θεία φύσις -τηροῦσα τὰς τῶν ζῴν ἐξόδους [Refs 4th c.BC+]; of a general, π. τόπους [Refs 2nd c.BC+]; σφᾶς αὐτοὺς π. [Refs]; observe, -τετηρηκότες μόνον (opposed to scientific explanation) [Refs 5th c.BC+]: by a participle. π. [ὄρνιθα] ἀποδυόμενον [Refs 4th c.BC+]; with evil design, lie in wait for, watch one's opportunity, absolutely, [Refs]; ἐνεδρεύειν καὶ π. [Refs 2nd c.BC+] W.:—middle, παρετηροῦντο αὐτὸν οἱ Φαρισαῖοι [NT]:—passive, ὑπό τινος [Refs 4th c.BC+]; to be kept under ob servation, [Refs 4th c.BC+]

__2. take care, ὅπως μὴ.. [Refs 4th c.BC+]; π. ἵνα.. [Refs 1st c.BC+]
__3. observe carefully, τὸ μέτριον [Refs 4th c.BC+]:—Med, observe religiously, ἡμέρας καὶ μῆνας [NT+1st c.AD+]

LSJ Scripture Refs: Luke.6.7Gal.4.10