compactest

Adjective (1)

compact (not comparable)

1. (archaic) Agreed, contracted.
   • O Gorice XI., most glorious King of Witchland, and O Lord Goldry Bluszco, captain of the hosts of Demonland, it is compact betwixt you, and made fast by mighty oaths whereof I, the Red Foliot, am keeper, that ye shall wrastle three falls together on these conditions, […]1922, E[ric] R[ücker] Eddison, The Worm Ouroboros: A Romance, London: Jonathan Cape […], →OCLC, page 20

Adjective (2)

compact (comparative more compact or compacter, superlative most compact or compactest)

1. Closely packed or densely constituted; having much material in a small volume.
   • glass, crystal, gems, and other compact bodies1704, I[saac] N[ewton], “(please specify |book=1 to 3)”, in Opticks: Or, A Treatise of the Reflexions, Refractions, Inflexions and Colours of Light. […], London: […] Sam[uel] Smith, and Benj[amin]...

   Synonyms:

   concentrated, crowded, dense, serried

2. Having all necessary features fitting neatly into a small space.
   • a compact laptop computer
3. Brief and pithy; not verbose.
   • a compact discourse
4. (not comparable) Such that every open cover has a finite subcover. In a metric space, this is equivalent to being sequentially compact. In metric spaces with the Heine-Borel property, this is equivalent to being closed and bounded.

   Synonyms:

   quasi-compact

5. (not comparable) Compact in the above sense and moreover Hausdorff.

See all 15 meanings of compact