Definition of "ison" [ison]

• In the music of the Greek Church, the sign for the key-note. (noun)
• A suffix, really -son, with an element (-i-) belonging to the stem in some nouns coming from Latin through the Old French. It is equivalent to -ation, -etion, -ition, in nouns originally abstract. Examples are comparison, fermison, garrison, jettison, orison, venison, warnison. In benison and malison doublets of benediction and malediction, the -i- belongs to the reduced radical. In caparison the termination is conformative. See -son, -tion.

The Century Dictionary (Public Domain)

• "They're a venomous set of riptyles and their p'ison's none the milder, for the loss of Hist."
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