Reference meaning
umbral
Last updated
Of or relating to an umbra.
Other meanings
2. adjective
Of or relating to umbral calculus.
Source and scope
This definition is reproduced from English Wiktionary, sense en-umbral-en-adj-9Gw5HtNn, under the CC BY-SA 4.0. It has not yet received VocabularyBase editorial review. Read the source and license details.