noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   An object that is part of another object.
2. 2
   An object and a monomorphism from it to another object, which monomorphism is interpreted as an inclusion. Actually it is an equivalence class of monomorphisms to the same object, where the equivalence relation is the ability of a pair of monomorphisms to factor through each other.

Etymology

From sub- + object.

Related phrases

subobject classifier

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.