didactical
(a.)好教誨的;教訓的
Di·dac·tic Di·dac·tic·al a.
1. Fitted or intended to teach; conveying instruction; preceptive; instructive; teaching some moral lesson; as, didactic essays. “Didactical writings.”
The finest didactic poem in any language. --Macaulay.
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didactical
adj : instructive (especially excessively) [syn: didactic]