diacaustic
Definition of diacaustic
: relating to a caustic curve or caustic surface formed by refraction — compare catacaustic
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Origin and Etymology of diacaustic
probably from French diacaustique, from dia- + caustique caustic, from Latin causticus — more at caustic
diacaustic
Definition of diacaustic
-s
: a diacaustic curve or surface
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