countersign

tr.v., -signed, -sign·ing, -signs.
To sign (a previously signed document), as for authentication.

n.

1. A second or confirming signature, as on a previously signed document. Also called countersignature.
2. 1. A sign or signal to be given to a sentry in order to obtain passage; a password.
   2. A secret sign or signal given in answer to another.

Signature vouching the authenticity of another's handwriting; a form of dual control when corporate checks are signed by more than one Maker. A company's authorized check writers are listed in its Corporate Resolution.

n. archaic a signal or password given in reply to a soldier on guard.

See the Introduction, Abbreviations and Pronunciation for further details.

This entry contains information applicable to United States law only.

The inscription of one's name at the end of a writing, done by a secretary or a subordinate, to attest to the fact that such a writing has been signed by a principal or a superior, thereby vouching for the genuineness of thesignature. To write one's name at the end of a document—in addition to the inscription of a name by another—to attest to the authenticity of the signature.

(DOD, NATO) A secret challenge and its reply. See also challenge; password.

This entry is from Wikipedia, the leading user-contributed encyclopedia. It may not have been reviewed by professional editors (see full disclaimer)

Dansk (Danish)
v. tr. - medunderskrive, ratificere
n. - feltråb, parole, identifikationsmærke

Nederlands (Dutch)
medeondertekenen, ratificeren, wachtwoord, herkenningsteken

Français (French)
v. tr. - contresigner
n. - (Mil) mot de place

Deutsch (German)
n. - Parole
v. - gegenzeichnen

Ελληνική (Greek)
n. - (στρατ., μτφ.) παρασύνθημα
v. - προσυπογράφω, συνυπογράφω, (μτφ.) εγκρίνω

Italiano (Italian)
contrassegno

Português (Portuguese)
n. - autenticação (f)
v. - autenticar

Русский (Russian)
пароль

Español (Spanish)
v. tr. - contrafirmar, refrendar
n. - contraseña, consigna, contrafirma, refrendata

Svenska (Swedish)
n. - lösenord (mil.), hemligt svarstecken, kontrasignering
v. - kontrasignera

中文（简体）(Chinese (Simplified))
副署, 同意, 确认, 口令, 连署, 暗号

中文（繁體）(Chinese (Traditional))
v. tr. - 副署, 同意, 確認
n. - 口令, 副署, 連署, 暗號

한국어 (Korean)
v. tr. - 문서에 부서하다, 확인하다
n. - 응답신호, 암호, 부서

日本語 (Japanese)
n. - 合いことば, 副署
v. - 副署する

العربيه (Arabic)
‏(الاسم) تصديق على توقيع, كلمه أو علامه سريه (فعل) صادق على التوقيع أو الأمضاء‏

עברית (Hebrew)
v. tr. - ‮הוסיף חתימה‬
n. - ‮סיסמה, סימן זיהוי‬

If you are unable to view some languages clearly, click here.

To select your translation preferences click here.