paceboard

nounB2

Định nghĩa theo từ loại

Danh từ

noun

Plural noun:

paceboards

1.
(medicine) A board marked with symbols, used to help a person with multiple sclerosis to time their speaking so as to be clearly intelligible.
2.
(alt of, obsolete, uncountable)Obsolete form of pasteboard.

Nguồn gốc từ

From pace + board.