signum

sign-um uit.-lat. „Zeichen“

From Proto-Italic *seknom, from Proto-Indo-European *sek- (“to cut”) or *sekʷ- (“to follow”).

Pronunciation

• (Classical Latin) IPA^(key): /ˈsiɡ.num/, [ˈs̠ɪŋnʊ̃ˑ]
• (modern Italianate Ecclesiastical) IPA^(key): /ˈsiɲ.ɲum/, [ˈsiɲːum]

Noun

signum n (genitive signī); second declension

1. visible indication: sign, mark, signal [ synonyms ▲]

   Synonyms: index, indicium

   signa conferre cum aliquo ― to go for fight with someone

2. seal, signet
3. emblem, ensign
4. watchword
5. symptom, prognostic
6. miracle, miraculous work, sign
7. statue, figure [ quotations ▼]
8. (chiefly poetic) constellation; sign in the heavens, heavenly sign [ quotations ▼]
9. (Medieval Latin) signum (medieval tower bell used particularly for ringing the 8 canonical hours)
10. (Medieval Latin) the cross of Jesus Christ & Christianity. [ quotations ▼]

Declension

Second-declension noun (neuter).

Case	Singular	Plural
Nominative	signum	signa
Genitive	signī	signōrum
Dative	signō	signīs
Accusative	signum	signa
Ablative	signō	signīs
Vocative	signum	signa