UPPERMOST

topmost, uppermost, upmost

(adjective) at or nearest to the top; “the uppermost book in the pile”; “on the topmost step”

uppermost

(adverb) in or into the highest position; “the blade turned uppermost”

uppermost

(adverb) in or into the most prominent position, as in the mind; “say what comes uppermost”

Source: WordNet® 3.1

---

Etymology

Adjective

uppermost

superlative form of upper: most upper

Synonyms

• upmost

Adverb

uppermost (not comparable)

In the highest position.

Source: Wiktionary

---

Up"per*most`, a. Etym: [From Up, Upper; formed like aftermost. Cf. Upmost.]

Definition: Highest in place, position, rank, power, or the like; upmost; supreme. Whatever faction happens to be uppermost. Swift.

Source: Webster’s Unabridged Dictionary 1913 Edition

---