What is the meaning of ج?

The fifth letter of the Acehnese alphabet, written in the Arabic script.

The fifth letter of the Arabic alphabet, called جِيم (jīm) and written in the Arabic script; preceded by ث (ṯ) and followed by ح (ḥ).

The third numeral symbol of the Arabic alphabet (traditional abjad order, used for list numbering), written in the Arabic script; preceded by ب (b) and followed by د (d).

abbreviation of جَمْع (jamʕ, “plural”)

abbreviation of جُزْء (juzʔ, “part”)

The seventh letter of the Balti alphabet, written in the Arabic script.

The ninth letter of the Burushaski alphabet, written in the Arabic script.

The fifth letter of the Hijazi Arabic alphabet, called جِيم and written in the Arabic script; preceded by ث (ṯāʔ) and followed by ح (ḥāʔ).

The seventh letter of the Khowar alphabet, written in the Arabic script; preceded by ث and followed by چ.

The eighth letter of the Kyrgyz alphabet, written in the Arabic script; preceded by يو and followed by ز.

A letter of the Old Ruthenian alphabet, written in the Arabic script.

The seventh letter of the Pahari-Potwari alphabet, written in the Shahmukhi script; preceded by ث (s̱e) and followed by چ (ce).

The Soqotri letter g

The seventh letter of the Xiao'erjing abjad, written in the Arabic script.

This term needs a translation to English. Please help out and add a translation, then remove the text {{rfdef}}.

The tenth letter of the Kashmiri alphabet, written in the Arabic script; preceded by ث and followed by چ.

The fifth letter of the Kazakh alphabet, written in the Arabic script; preceded by ت and followed by چ.

The fifth letter of the Malay alphabet, written in the Arabic script.

The seventh letter of the Pashto alphabet, written in the Arabic script; preceded by ث and followed by ځ.

The sixth letter of the Persian alphabet, called جیم and written in the Arabic script; preceded by ث and followed by چ.

The seventh letter of the Punjabi alphabet, written in the Shahmukhi script; preceded by ث (s̱e) and followed by چ (ce).

The seventh letter of the Bosnian Arabic alphabet (Arebica), written in the Arabic script; preceded by د and followed by ݗ.

The eleventh letter of the Sindhi alphabet, written in the Arabic script; preceded by پ and followed by ڄ.

The seventh letter of the Urdu alphabet, written in the Arabic script; preceded by ث and followed by چ.

The sixth letter of the Uyghur alphabet, written in the Arabic script; preceded by ت and followed by چ.

The eleventh letter of the Yoruba alphabet, written in the Arabic script; preceded by اِ and followed by ك.

Source: wiktionary.org