signum manus
The medieval practice of signing a document or charter with a special type of monogram…The medieval practice of signing a document or charter with a special type of monogram or royal cipher.
Meaning
1 senses(historical, uncountable)The medieval practice of signing a document or charter with a special type of monogram or royal cipher.
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable