Tsadhe
tsa-tha' ("ts"): The eighteenth letter of the Hebrew alphabet, and as such employed in Ps 119:1-176 to designate the Ps 18:1-50th 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.