Lexical Definition

‎θιγγάνω‎ thingánō (thing-gan'-o) to touch ^G:V
a prolonged form of an obsolete primary (to finger)

handle, touch.

• to manipulate, i.e. have to do with
• by implication, to injure

Abbott-Smith

θιγγάνω, [in LXX for נגע, Ex 19:12*;]
1. to touch, handle: Col 2:21, He 12:20(LXX).
2. to injure (like Heb. נגע, and as in Eur., Iph. Aul., 1351): c. gen., He 11:28.†
SYN.: v.s. ἅπτω.

Abbott-Smith References

Liddell-Scott-Jones

θιγγάνω,

future προσ-θίξῃ probably to be read instead of -εις[Refs 5th c.BC+] future τεθίξομαι [Refs]: aorist 2 ἔθῐγον [Refs 7th c.BC+]; Laconian dialect infinitive σιγῆν [Refs 5th c.BC+]:—passive, aorist θιχθῆναι [Refs 2nd c.AD+]:—touch, handle: absolutely, μὴ θίγγανε [Refs 4th c.BC+]; χερσὶ or χερὶ θ. τινός, [Refs 7th c.BC+]; χερσὶ γλαυκᾶς ἐλαίας θιγοῦ[σ᾽ ὄζον] [Refs 2nd c.BC+]:—passive, to be touched, [Refs 4th c.BC+]

__2 take hold of, τινος [Refs 5th c.BC+]; θ. ὠλέναισιν τέκνου embrace, [Refs 5th c.BC+]; θ. γυναικός have intercourse with.. , [Refs]; θ. εὐνῆς[Refs 5th c.BC+]; γλίχεται θιγεῖν καὶ συνεῖναι, of man's aspiration after God, [Refs 1st c.BC+]
__3 touch, attempt, παντὸς.. λόγου κακοῦ γλώσσῃ θ. [Refs 5th c.BC+]; in hostile sense, attack, θηρός [Refs 5th c.BC+]
__II metaphorically, of the feelings, touch, θιγγάνει σέθεν τόδ; [Refs]; ψυχᾶς, φρενῶν, [Refs]; πολλὰ θ. πρὸς ἧπαρ reach to the heart, [Refs 4th c.BC+]
__II.2 touch upon, in speaking or discussion, [Refs 4th c.BC+]; also of the mind, apprehend, νοῦς.. θιγγάνων καὶ νοῶν [Refs]
__II.3 reach, win, ἀγώνων [Refs 5th c.BC+]; reach, hit, διαβολὴ θ. τινός [Refs 5th c.BC+]aorist 1 infinitive θίξαι variant for{ψαῦσαι} in Suid. see at {θιγεῖν, θῖξαι} variant for{δεῖξαι} in [Refs 4th c.BC+]