open ball

Fetched 2026-10-26 (cache).

Synonyms: open call, openbill, open bar, open back, spent ball

Antonyms: open call, openbill, open bar, open back, spent ball

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|topology|analysis|restricted to metric spaces}} The [[set]] of all [[points]] in a [[metric space]] whose [[distance]] from a given point ("the open ball's [[center]]") is less than a given length ("the open ball's [[radius]]").

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.