PLAICE PLAID PLAIN, adjective [Latin planus; splendor. Gr. to wander.] 1. Smooth; even; level; flat; without elevations and depressions; not rough; as plain ground or land; a plain surface. In this sense, in philosophical writings, it is written plane. 2. Open; clear. Our troops beat an army in plain fight and open field. 3. Void of ornament; simple; as a plain dress. Plain without pomp, and rich without a show. 4. Artless; simple; unlearned; without disguise, cunning or affectation; without refinement; as men of the plainer sort. Genesis 25:1. Plain but pious christians-- 5. Artless; simple; unaffected; unembellished; as a plain tale or narration. 6. Honestly undisguised; open; frank; sincere; unreserved. I will tell you the plain truth. Give me leave to be plain with you. 7. Mere; bare; as a plain knave or fool. 8. Evident to the understanding; clear; manifest; not obscure; as plain words or language; a plain difference; a plain argument. It is plain in the history, that Esau was never subject to Jacob. 9. Not much varied by modulations; as a plain song or tune. 10. Not high seasoned; not rich; not luxuriously dressed; as a plain diet. 11. Not ornamented with figures; as plain muslin. 12. Not dyed. 13. Not difficult; not embarrassing; as a plain case in law. 14. Easily seen or discovered; not obscure or difficult to be found; as a plain road or path. Our coarse is very plain. Psalms 27:1. A plain or plane figure, in geometry, is a uniform surface, from every point of whose perimeter right lines may be drawn to every other point in the same. A plain figure, in geometry, is a surface in which, if any two points are taken, the straight line which joins them lies wholly in that surface. A plain angle, is one contained under two lines or surfaces, in contradistinction to a solid angle. PLAIN, adverb Not obscurely; in a manner to be easily understood. 1. Distinctly; articulately; as, to speak plain. Mark 7:1. 2. With simplicity; artlessly; bluntly. PLAIN, noun 1. Level land; usually, an open field with an even surface, or a surface little varied by inequalities; as all the plain of Jordan. Genesis 13:10. 2. Field of battle. PLAIN, verb transitive To level; to make plain or even on the surface. PLAIN, verb intransitive [Latin plango.] To lament or wail. [Not used.] [See Complain.]
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI