rich

from The American Heritage® Dictionary of the English Language, 5th Edition.

• adjective Having great material wealth.
• adjective Having great worth or value.
• adjective Made of or containing valuable materials.
• adjective Magnificent; sumptuous.
• adjective Abundant or productive, as.
• adjective Having an abundant supply.
• adjective Abounding in natural resources.
• adjective Having many nutrients for plant growth; fertile.
• adjective Very productive and therefore financially profitable.
• adjective Containing a large amount of choice ingredients, such as butter, sugar, or eggs, and therefore unusually heavy or sweet.
• adjective Strong in aroma or flavor.
• adjective Containing a large proportion of fuel to air.
• adjective Pleasantly full and mellow.
• adjective Warm and strong in color.
• adjective Highly varied, developed, or complex.
• adjective Informal Highly amusing, often for being absurd or preposterous.
• noun Wealthy people considered as a group. Often used with the.

from The Century Dictionary.

• To enrich.
• To grow rich.
• Richly.
• To stretch; pull.
• To direct.
• To adjust; set right.
• To address; set (one's self to do a thing).
• To dress.
• To mend; improve.
• To avenge.
• To take one's way.
• Ruling; powerful; mighty; noble.
• Having wealth or large possessions; possessed of much money, goods, land, or other valuable property; wealthy; opulent: opposed to poor.
• Amply supplied or equipped; abundantly provided; abounding: often followed by in or with.
• Abundant in materials; producing or yielding abundantly; productive; fertile; fruitful: as, a rich mine; rich ore; rich soil.
• Of great price or money value; costly; expensive; sumptuous; magnificent: as, rich jewels; rich gifts.
• Of great moral worth; highly esteemed; invaluable; precious.
• Ample; copious; abundant; plentiful; luxuriant.
• Abounding in desirable or effective qualities or elements; of superior quality, composition, or potency.
• Hence, specifically Having a pleasing or otherwise marked effect upon the senses by virtue of the abundance of some characteristic quality.
• Pleasing to the ear; full or mellow in tone; harmonious; sweet.
• Pleasing to the eye, through strength and beauty of hue; pure and strong; vivid: applied especially to color.
• [Rich as applied to colors in zoölogy has a restricted meaning, which, however, is very difficult to define. A metallic, lustrous, or iridescent color is not rich; the word is generally applied to soft and velvety colors which are pure and distinct, as a rich black, a rich scarlet spot, etc., just as we speak of rich velvets, but generally of bright or glossy silks. Vivid is very rich or very distinct.]
• Pleasing to the sense of smell; full of fragrance; sweet-scented; aromatic.
• Excessive; extravagant; inordinate; outrageous; preposterous: commonly applied to ideas, fancies, fabrications, claims, demands, pretensions, conceits, jests, tricks, etc.: as, a rich notion; a rich idea; rich impudence; a rich joke; a rich hoax.
• [This word is often used in the formation of compounds which are self-explanatory: as, rich-colored, rich-fleeced, rich-haired, rich-laden, etc.]
• Synonyms and Affluent.
• Fertile. etc. (see fruitful), luxuriant, teeming.
• 5 and Splendid, valuable.
• Copious, plenteous.