Having qualities that delight the senses, especially the sense of sight.(adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "beautiful" in a sentence
"He owes (owns, possesses,) a beautiful harp -- _beautiful_!"
"Where the adjectives and adverbs have two or more syllables, most of them are compared by the use of the adverbs _more_ and _most_, or, if the comparison be a descending one, by the use of _less_ and _least_; as, _beautiful, more beautiful, most beautiful_, and"
"-- _More beautiful, most beautiful_, etc. can hardly be called degree forms of the adjective."