umbras in English
noun
1
the fully shaded inner region of a shadow cast by an opaque object, especially the area on the earth or moon experiencing the total phase of an eclipse.
When the Moon is fully immersed in the umbra a total lunar eclipse occurs.
Use "umbras" in a sentence
Below are sample sentences containing the word "umbras" from the English Dictionary. We can refer to these sentence patterns for sentences in case of finding sample sentences with the word "umbras", or refer to the context using the word "umbras" in the English Dictionary.
1. Also sunspot umbras show up the Wing-Ford band prominently.