noun · feminine
suneidēsias
Strong’sG4893
the conscience
stem suneidēsi-31 times in the New Testamentin 10 of 27 books5 of 10 forms occur
What it means
A plain-English reading of the word, with the lexicons it draws on — Abbott-Smith, Strong's, and Liddell-Scott-Jones — right below it, in full.
AI Summary
Consciousness or awareness of something, referring to a person's inward knowledge or perception of a fact concerning themselves 13.
Conscience — the inner faculty of moral self-judgment by which a person is aware of right and wrong in their own conduct 1234. This sense can be qualified as good, weak, clear, evil, or similarly described, marking the state of a person's moral self-awareness 1.
Sources: 1 Abbott-Smith 2 Strong's 3 LSJ 4 Dodson. Condensed by anthropic/claude-sonnet-5 on 2026-09-23 — it may still misstate what these say; check them yourself if it matters to you.
The lexicons it was drawn from, in full:
Abbott-Smith — the 1922 lexicon entry, in full
συν-είδησις, -εως, ἡ
(< συνεῖδον), [in LXX: Ec 10:20 (מַדָּע), Wi 17:11, Si 42:18 א *;]
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament, 1922 — public domain. References open in the reader.
Strong’s G4893 — the 1890 definition, and where the word comes from
Saidsoon-i'-day-sis
co-perception, i.e. moral consciousness
Fromfrom a prolonged form of G4894;
King Jamesconscience.
James Strong, Exhaustive Concordance of the Bible, 1890 — public domain. The numbers in it link to the entries here.
Liddell-Scott-Jones — the classical dictionary this word appears in
knowledge shared with another, τῶν ἀλγημάτων (in a midwife) Refs 2nd c.AD+
2 communication, information, εὑρήσεις σ. Refs 2nd c.AD+; σ. εἰσήνεγκαν τοῖς κολλήγαις αὐτῶν Refs 3rd c.AD+
3 knowledge, λῦε ταῦτα πάντα μὴ διαλείψας ἀγαθῇ σ. (variant{ἀγαθῇ τύχῃ}) Refs 5th c.BC+
4 consciousness, awareness, [τῆς αὑτοῦ συστάσεως] NT+5th c.BC+; inner consciousness, ἐν σ. σου βασιλέα μὴ καταράσῃ LXX+NT
5 consciousness of right or wrong doing, conscience, Periander and Refs 6th c.BC+; ἐὰν ἐγκλήματός τινος ἔχῃ σ. Refs (a) ii 19; βροτοῖς ἅπασιν ἡ σ. θεός NT+4th c.BC+; ἀπρόσκοπος πρὸς τὸν θεόνNT+2nd c.AD+; κολαζομένους κατὰ συνείδησιν Refs 2nd c.AD+; τὸν.. θεὸν κεχολωμένον ἔχοιτο καὶ τὴν ἰδίαν σ. Refs; conscientiousness, Refs 6th c.AD+.--Senses 4 and 5 sometimes run one into the other, see NT
6 complicity, guilt, crime, περὶ τοῦ πεφημίσθαι αὐτὴν ἐν σ. τοιαύτῃ Refs 2nd c.AD+
H. G. Liddell, R. Scott, H. S. Jones, A Greek-English Lexicon (9th ed., 1925–1940) — digitised by the Perseus Digital Library and corrected and expanded by Tyndale House, Cambridge, via STEPBible-Data's TFLSJ table, CC BY 4.0. Covers all of Greek literature, not just the Bible.
Translated as
Every occurrence, sorted by the English it was actually given — the evidence for what the word means, not a gloss of it.
Berean Standard Bible (BSB), dedicated to the public domain — berean.bible.
Biblang forms
Every form this word takes in Biblang, with the Greek it corresponds to and how often the New Testament uses it.
| Job in the sentence case | one singular | more than one plural |
|---|---|---|
| subject nominative | suneidēsias3×συνείδησις | suneidēsiais |
| object accusative | suneidēsian16×συνείδησιν | suneidēsiain |
| direct address vocative | suneidēsiar | suneidēsiair |
| of, belonging to genitive | suneidēsiau8×συνειδήσεως | suneidēsiaiu |
| to, for dative | suneidēsia3×συνειδήσει | suneidēsiai1×συνειδήσεσιν |
Tinted cells are forms the New Testament never uses, so there is no Greek to show against them — but they are still correct Biblang, built from the slots below like any other.
Why these forms, and no others — the slots that make them
suneidēsia is this word in every one of its forms. The slots after it make all the rest.
same in every form varies — every value shown
Where it appears
Every verse the word appears in, filed under the form it takes there.
31 occurrences, every one of them listed
suneidēsias“conscience”subjectnominative singular3×
1 Corinthians 8:7… eidōleu hōs eidōlothutem esthialō, kai tas suneidēsias autoiu asthenas arōntas molunotō.… to an idol. And since their conscience is weak, it is defiled.
1 Corinthians 8:10… gnōsian en eidōleie katakeiorōnton, ouchi tas suneidēsias autou asthenou arōntou oikodomiti eis tem …For if someone with a weak conscience sees you who are well informed …
Titus 1:15“conscience”… autoiu kai tos nouos kai tas suneidēsias.… but to the defiled and unbelieving, nothing is pure. Indeed, both their minds and their consciences are …
suneidēsian“conscience”objectaccusative singular16×
Acts 24:16en houte kai autos askamō aproskopan suneidēsian echarō pros ton theon kai toin …… strive always to maintain a clear conscience before God and man.
Romans 13:5… tan organ alla kai dia tan suneidēsian,… but also as a matter of conscience.
1 Corinthians 8:12… toin adelfoin kai tuptarōntois autoiu tan suneidēsian asthenarōntan eis Christon hamartavō.… this way and wounding their weak conscience, you sin against Christ.
1 Corinthians 10:25… pōlorōntem esthiavōr mēdenem anakrinarōntois dia tan suneidēsian,… meat market without raising questions of conscience,
1 Corinthians 10:27… vi esthiavōr mēdenem anakrinarōntois dia tan suneidēsian;… before you without raising questions of conscience.
1 Corinthians 10:28… dia ekeinon ton mēnuaranton kai tan suneidēsian;… you and for the sake of conscience —
1 Corinthians 10:29suneidēsian de legamō ouchi tan heautou alla …the other one’s conscience, I mean, not your own. For …
2 Corinthians 4:2… tau alētheiau sustēarōntois heautoin pros pantan suneidēsian anthrōpoiu enōpion tou theou.… we commend ourselves to every man’s conscience in the sight of God.
1 Timothy 1:19echarōntos pistian kai agathan suneidēsian, han tinois apōtherantois peri tan pistian …… on to faith and a good conscience, which some have rejected and thereby …
1 Timothy 4:2en hupokrisia pseudologoiu, kaustēriazorēntoiu tan idian suneidēsian,… by the hypocrisy of liars, whose consciences are seared with a hot iron.
Hebrews 9:9… kai thusiais prosferolō mē dunorōntais kata suneidēsian teleiara ton latreuarōnton,… offered were unable to cleanse the conscience of the worshiper.
Hebrews 9:14“conscience”… prosferata amōmon to theo, katharizati tan suneidēsian nu apo nekreiu ergeiu eis tem …… who through the eternal Spirit offered Himself unblemished to God, purify our consciences from works of death, so that we may serve the living God!
Hebrews 10:2“consciousness”… prosferorōntais, dia tem mēdenan echarō ēti suneidēsian hamartaiu toin latreuarōntoin hapax katharizorēntoin?… For the worshipers would have been cleansed once for all, and would no longer have felt the guilt of their sins.
Hebrews 13:18… peri nu, peithonō gar hoti kalan suneidēsian echanō, en pantei kalōs thelarōntois anastreforō.… convinced that we have a clear conscience and desire to live honorably in …
1 Peter 2:19“consciousness”houtem gar charitas ei dia suneidēsian theou hupoferatō tinos lupain pascharōntos adikōs;For if anyone endures the pain of unjust suffering because he is conscious of God, this is to …
1 Peter 3:16alla meta prautau kai fobou, suneidēsian echarōntois agathan, hina en he katalalovō …keeping a clear conscience, so that those who slander you …
suneidēsiau“conscience”of, belonging togenitive singular8×
John 8:9tois de akouarantois kai hupo tau suneidēsiau elenchorōntois exerchole henos kata henos archerantois …When they heard this, they began to go away one by one, beginning with the …
Romans 2:15“conscience”… tai kardiai autoiu, summarturarōntau autoiu tau suneidēsiau kai metaxu allēloiu toiu logismoiu katēgorarōntoiu …… on their hearts, their consciences also bearing witness, and their thoughts either accusing or defending them
Romans 9:1… Christo, ouk pseudomō, summarturarōntau mi tau suneidēsiau mu en pneume hagie,… not lying, as confirmed by my conscience in the Holy Spirit.
1 Corinthians 10:29… tas eleutherias mu krinotō hupo allosau suneidēsiau?… freedom be determined by someone else’s conscience?
2 Corinthians 1:12… nu houtas atō, tem marturiem tau suneidēsiau nu, hoti en hagiota kai eilikrineia …For this is our boast: Our conscience testifies that we have conducted ourselves …
1 Timothy 1:5… atō agapas ek katharau kardiau kai suneidēsiau agathau kai pistiau anupokritau,… from a pure heart, a clear conscience, and a sincere faith.
Hebrews 10:22… plēroforia pistiau, rantizorēntois tain kardiain apo suneidēsiau ponērau kai louorēntois tem sōmem hude …… to cleanse us from a guilty conscience and our bodies washed with pure …
1 Peter 3:21… baptismem, ouk sarkau apothesias rupou alla suneidēsiau agathau eperōtēmem eis theon, dia anastasiau …… but the pledge of a clear conscience toward God — through the resurrection of …
suneidēsia“conscience”to, fordative singular3×
Acts 23:1… sunedrie legata; Androir adelfoir, mis panta suneidēsia agatha politeuomē to theo achri houtau …… myself before God in all good conscience to this day.”
1 Timothy 3:9… tem mustēriem tau pistiau en kathara suneidēsia.… of the faith with a clear conscience.
2 Timothy 1:3… ho latreuamō apo progonoiu en kathara suneidēsia, hōs adialeiptan echamō tan peri su …… whom I serve with a clear conscience as did my forefathers, as I …
suneidēsiai“consciences”to, fordative plural1×
2 Corinthians 5:11“consciences”… faneronē; elpizamō de kai en tai suneidēsiai vu fanerorē.… to God, and I hope it is clear to your conscience as …