torus

Fetched 2026-10-26 (cache).

Synonyms: tonus, sorus, tokus, horus, trus, tous, tomus, morus, torts, todus, tors

Antonyms: tonus, sorus, tokus, horus, trus, tous, tomus, morus, torts, todus, tors

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{sid|en|Q12510}} {{lb|en|geometry}} {{ng|The [[standard]] [[representation]] of such a [[space]] in [[3-dimensional]] [[Euclidean]] space:}} a [[surface]] or [[solid]] formed by [[rotate|rotating]] a [[closed]] [[curve]], especially a [[circle]], about a [[line]] which lies in the same [[plane]] but does not [[intersect]] it (e.g. like a [[ring doughnut]]). {{C|en|Surfaces}}
2. {{sid|en|Q1827167}} {{lb|en|architecture}} A large [[convex]] [[molding]], typically [[semicircular]] in [[cross section]], which commonly [[project]]s at the [[base]] of a [[column]] and above the [[plinth]].
3. {{lb|en|anatomy}} A [[rounded]] [[ridge]] of [[bone]] or [[muscle]], especially one on the [[occipital bone]].
4. {{sid|en|Q497512}} {{lb|en|botany}} The end of the [[peduncle]] or [[flower]] [[stalk]] to which the [[floral]] parts (or in the {{taxfmt|Asteraceae|family}}, the [[floret]]s of a [[flower head]]) are attached.
5. {{sid|en|thickening of a wood-cell membrane}} {{lb|en|botany}} The [[thickening]] of a [[membrane]] closing a [[wood]]-[[cell]] [[pit]] (as of [[gymnosperm]] [[tracheid]]s) having the [[secondary cell wall]] [[arch]]ed over the pit [[cavity]].

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