| Aragonese |
| has gloss | arg: | align=right cellpadding=3 id=toc style="margin-left: 15px;" |- style="text-align:center;" | Años: 21 aC 20 aC 19 aC - 18 aC - 17 aC 16 aC 15 aC |- style="text-align:center;" | Dezenios: Años 20 aC - Años 10 aC - Años 0 aC |- style="text-align:center;" | Sieglos: Sieglo II aC - Sieglo I aC - Sieglo I |} |
| lexicalization | arg: 18 aC |
| Asturian |
| lexicalization | ast: 18 edC |
| Belarusian |
| lexicalization | bel: 18 да н.э. |
| Bosnian |
| lexicalization | bos: 18 p.n.e. |
| Catalan |
| lexicalization | cat: 18 aC |
| Czech |
| has gloss | ces: Staletí: 2. století př. n. l. - 1. století př. n. l. - 1. století |
| lexicalization | ces: 18 př. n. l. |
| Welsh |
| has gloss | cym: 2il ganrif CC - Y ganrif 1af CC - Y ganrif 1af - 60au CC 50au CC 40au CC 30au CC 20au CC 10au CC 00au CC 00au 10au 20au 30au 23 CC 22 CC 21 CC 20 CC 19 CC 18 CC 17 CC 16 CC 15 CC 14 CC 13 CC |
| lexicalization | cym: 18 CC |
| Danish |
| has gloss | dan: Århundreder: 2. århundrede f.Kr. - 1. århundrede f.Kr. - 1. århundrede |
| lexicalization | dan: 18 f.Kr. |
| German |
| lexicalization | deu: 18 v. Chr. |
| Modern Greek (1453-) |
| lexicalization | ell: 18 π.Χ. |
| Esperanto |
| has gloss | epo: Eventoj Naskiĝoj Mortoj ---- -23 | -22 | -21 | -20 | -19 | -18 | -17 | -16 | -15 | -14 | -13 |
| lexicalization | epo: -18 |
| Estonian |
| has gloss | est: Aasta 18 eKr |
| lexicalization | est: 18 eKr |
| Basque |
| has gloss | eus: K. a. I. mendearen taula (K. a. II. mende | K. a. I. mende | I. mende) |
| lexicalization | eus: K. a. 18 |
| Persian |
| has gloss | fas: ۱۸ (پیش از میلاد) ۱۸مین سال قبل از تقویم میلادی است. مناسبتها رویدادها زادگان درگذشتگان |
| lexicalization | fas: ۱۸ |
| Finnish |
| lexicalization | fin: 18 eaa. |
| lexicalization | fin: 18 eaa |
| French |
| has gloss | fra: Cette page concerne l'année -18 du calendrier julien. |
| lexicalization | fra: -18 |
| Galician |
| lexicalization | glg: -18 |
| Croatian |
| lexicalization | hrv: 18. pr. Kr. |
| Hungarian |
| lexicalization | hun: I. e. 18 |
| Armenian |
| lexicalization | hye: Մ. թ. ա. 18 |
| Ido |
| lexicalization | ido: 18 aK |
| Indonesian |
| lexicalization | ind: 18 SM |
| Italian |
| lexicalization | ita: 18 a.C. |
| lexicalization | ita: 18 AC |
| Japanese |
| has gloss | jpn: 紀元前18年は、ユリウス暦では木曜日から始まる平年である。 |
| lexicalization | jpn: 紀元前18年 |
| Georgian |
| lexicalization | kat: ძვ. წ. 18 |
| Korean |
| lexicalization | kor: 기원전 18년 |
| Kölsch |
| lexicalization | ksh: Joohr 18 füür Kreßtuß |
| lexicalization | ksh: Joohr 18 füür Kreßtůß |
| lexicalization | ksh: Joohr 18 füür Krėßtuß |
| lexicalization | ksh: Joohr 18 füür Krėßtůß |
| Latin |
| lexicalization | lat: 18 a.C.n. |
| Lithuanian |
| has gloss | lit: 18 m. pr. m. e. buvo nekeliamieji metai, prasidedantys ketvirtadienį pagal Grigaliaus kalendorių. |
| lexicalization | lit: 18 m. pr. m. e. |
| Letzeburgesch |
| has gloss | ltz: 2. Joerhonnert v. Chr. | 1. Joerhonnert v. Chr. | 1. Joerhonnert |
| lexicalization | ltz: -18 |
| Marathi |
| lexicalization | mar: इ.स.पू. १८ |
| Macedonian |
| lexicalization | mkd: 18 п.н.е. |
| Malay (macrolanguage) |
| lexicalization | msa: 18 SM |
| Nahuatl languages |
| has gloss | nah: -18 ītōca cē xihuitl īpan mācuīlpōhualxihuitl -1 īpan -10s mahtlācxihuitl. |
| lexicalization | nah: -18 |
| Neapolitan |
| lexicalization | nap: 18 AC |
| Nepal Bhasa |
| has gloss | new: इ॰ पू॰ १८ ग्रेगोरियन पात्रो यागु छगु दँ खः। |
| lexicalization | new: इ॰ पू॰ १८ |
| Dutch |
| has gloss | nld: Gebeurtenissen Italië *De Senaat kondigt de Lex Julia (zedenwetten) af, ter bevordering van de huwelijksmoraal. Het verbod voor een huwelijk met een vrijgelatene en de straf op echtbreuk, stuiten op heftig verzet. *Marcus Vipsanius Agrippa bekleed het ambt van tribunicia potestas, voor een periode van 5 jaar en wordt co-regent van keizer Augustus. |
| lexicalization | nld: 18 v. Chr. |
| lexicalization | nld: 18 v.Chr. |
| Norwegian Nynorsk |
| lexicalization | nno: -18 |
| Norwegian |
| lexicalization | nor: 18 f.Kr. |
| Occitan (post 1500) |
| lexicalization | oci: -18 |
| Polish |
| has gloss | pol: |align=left width=100% |valign=top width=100%| rok 18 p.n.e. II wiek p.n.e. · I wiek p.n.e. · I wiek 20 p.n.e. « 19 p.n.e. « 18 p.n.e. » 17 p.n.e. » 16 p.n.e. |
| lexicalization | pol: 18 p.n.e. |
| Portuguese |
| lexicalization | por: 18 a.C. |
| Quechua |
| has gloss | que: 18 Kristup ñawpan wataqa (18 kñ) Hulyanu kalindaryukama illapachawwan qallarisqa chhasku watam karqan. |
| lexicalization | que: 18 kñ |
| Moldavian |
| has gloss | ron: Milenii: Mileniul II î.Hr. - Mileniul I î.Hr. - Mileniul I |
| lexicalization | ron: 18 î.Hr. |
| Russian |
| lexicalization | rus: 18 год до н. э. |
| Slovak |
| lexicalization | slk: 18 pred Kr. |
| Slovenian |
| lexicalization | slv: 18 pr. n. št. |
| lexicalization | slv: Leto 18 pr. n. št. |
| Castilian |
| lexicalization | spa: 18 a C |
| lexicalization | spa: 18 a. C. |
| lexicalization | spa: 18 a.C. |
| Albanian |
| has gloss | sqi: Mbi vitin 18 p.e.s.. |
| lexicalization | sqi: 18 p.e.s. |
| Serbian |
| lexicalization | srp: 18. п. н. е. |
| lexicalization | srp: 18. п.н.е. |
| lexicalization | srp: 18. пне. |
| Sundanese |
| has gloss | sun: 18 SM nyaéta taun ka-18 Saméméh Maséhi dina Kalénder Gregorian. |
| lexicalization | sun: 18 SM |
| Swedish |
| lexicalization | swe: 18 f.Kr. |
| Tatar |
| lexicalization | tat: MA 18 |
| Thai |
| has gloss | tha: พุทธศักราช 526 ใกล้เคียงกับ 18 ปีก่อนคริสตกาล |
| lexicalization | tha: พ.ศ. 526 |
| Turkish |
| lexicalization | tur: M.Ö. 18 |
| Ukrainian |
| lexicalization | ukr: 18 до н. е. |
| lexicalization | ukr: 18 до н.е. |
| Uzbek |
| has gloss | uzb: Mil. av. 18 |
| lexicalization | uzb: Mil. av. 18 |
| Venetian |
| lexicalization | vec: 18 a.C. |
| Volapük |
| lexicalization | vol: 18 b.K. |
| Chinese |
| has gloss | zho: 大事记 *中国 **广汉郡郑躬等起事。 |
| lexicalization | zho: 前18年 |
