DIDACTICAL
didactic, didactical
(adjective) instructive (especially excessively)
Source: WordNet® 3.1
Etymology
Adjective
didactical (comparative more didactical, superlative most didactical)
didactic
Source: Wiktionary
Di*dac"tic, Di*dac"tic*al, a. Etym: [Gr. docere to teach: cf. F.
didactique. See Docile.]
Definition: Fitted or intended to teach; conveying instruction; preceptive;
instructive; teaching some moral lesson; as, didactic essays.
"Didactical writings." Jer. Taylor.
The finest didactic poem in any language. Macaulay.
Source: Webster’s Unabridged Dictionary 1913 Edition