tsa-tha' ("ts"): The eighteenth letter of the Hebrew alphabet, and as such employed in Ps 119 to designate the 18th part, every verse of which begins with this letter. It is transliterated in this Encyclopedia as "ts". It came also to be used for the number 90. For name, etc., see ALPHABET; TSADHE.
The International Standard Bible Encyclopedia
Tsadhe
The International Standard Bible Encyclopedia, James Orr (1915). Public domain, from the CrossWire SWORD module.