1. having the characteristics of a sermon; preachy or morally instructive in tone

Examples

• The professor’s sermonic tone made the lecture feel more like a moral lesson than an academic discussion.
• Her sermonic writing style often alienated readers who preferred straightforward analysis.
• The politician’s sermonic speech about values resonated with religious voters.
• Critics found the novel’s sermonic passages heavy-handed and preachy.
• The editorial had a sermonic quality that reminded readers of Sunday morning church services.
• His sermonic approach to coaching emphasized character development over winning.