Mount Everest, known as the highest mountain on Earth, stands at 29,029 feet (8,848 meters) above sea level. The term 'absolute height' measures how far something is from the center of the Earth, not just sea level. Highest is the superlative form used when comparing more than two items, indicating the topmost position, while higher is comparative, used between two items. The similar sound and meaning can cause confusion, but they have specific applications for comparisons and superlatives. 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. As of November 2025, the highest peaks on four of the mountains — Gangkhar Puensum, Labuche Kang III, Tongshanjiabu and Apsarasas Kangri [b], all located in India, Bhutan or China — have not been ascended. The most recent peak to have its first ever ascent is Karjiang, in China, on 13 August 2024. highest - WordReference English dictionary, questions, discussion and forums. All Free. Adjective highest superlative form of high: most high Synonyms: maximum, ultimate, utmost; see also Thesaurus: extreme These are words and phrases related to highest. Click on any word or phrase to go to its thesaurus page. Find 49 different ways to say HIGHEST, along with antonyms, related words, and example sentences at Thesaurus.com. 'Highest' means the greatest or tallest in degree or height, often used to describe physical objects like mountains or non-physical things like scores or grades. 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. How to use high in a sentence. Synonym Discussion of High.