Synonyms for HIGHEST: higher, top, upper, first, loftiest, topmost, uppermost, upmost; Antonyms of HIGHEST: lowest, lower, lowermost, under, underneath, below, bottommost, low Adjective highest superlative form of high: most high Synonyms: maximum, ultimate, utmost; see also Thesaurus: extreme Provided to YouTube by KADOKAWA CORPORATION SRAV HIGHEST · OxT TVアニメ「陰の実力者になりたくて」OPテーマシングル ℗ KADOKAWA Released on: 2022-10-26 Auto-generated by. Mauna Kea (4,207 m (13,802 ft) above sea level) is the world 's tallest mountain and volcano, rising about 10,203 m (33,474 ft) from the Pacific Ocean floor. highest - WordReference English dictionary, questions, discussion and forums. All Free. The comprehensive definition of highest. Includes pronunciation, synonyms, etymology, and usage examples to help you master this word. The summit of Mount Elbert is the highest point of the U.S. State of Colorado, the Rocky Mountains of North America, and the entire Mississippi River drainage basin. Mount Everest is the highest mountain in the world. We had to climb over a wall that was ten feet high. The meaning of HIGH is rising or extending upward a great distance or a distance greater than others of its kind : taller than average, usual, or expected. top note - The highest in a piece of music or in a singer's vocal range. paramount, tantamount - Paramount means primary, top, and tantamount means equivalent to, same as ; paramount first meant highest in jurisdiction. .