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The Collaborative International Dictionary
Isagelous

Isagelous \Is*ag"e*lous\ ([imac]s*[a^]g"[e^]*l[u^]s), a. [Is- + Gr. a`gelos information.] Containing the same information; as, isagelous sentences. ``The coded message and the original, though appearing entirely unlike, are completely isagelous.''
--Bacon ``The complementary strands have isagelous sequences.''
--J. D. Watson.