flashboard
Word Rarity
Very rare
Frequency: Zipf frequency 0.00 in modern English
19
Scrabble Score
10
Letters
2
Syllables
9
Unique Chars
Meaning
noun
A board placed temporarily upon a dam, river, stream, etc. (typically within a permanent frame) to raise the water above its usual level.
American usage
noun
A sheet of material that is subjected to an electric pulse or flashover in order to produce plasma.
noun
A board for displaying language material in the classroom, used like a flashcard but potentially holding more information.
Example Sentences
- "A form of cheap open weir which has been commonly constructed in the West is the open wooden frame and flashboard weir."
- "The railing at the upstream side also serves as a guide and a support for the manually operated hoist for the flashboard placement and removal."
- "Although flashboards are designed to fail when reservoir level rises rapidly to an elevation greater than the flashboards, NPI states that most flashboard failures occur as a result of debris or ice hitting the '''flashboards."
- "The discharge pipe for the flashboard riser structure is sized as a culvert ( i.e., boards are out and ditch is flowing full), although the weir is normally sized as though boards are in place."
- "There exists a trapezoidal groove in the bottom of each container and a flashboard fixed in feeding system which match the groove."
- "[…] a flashboard is installed on the outer side of the rear wall to adjust and open-close the seed discharge hole, with the flashboard fastened with a wedge."
Usage
- American usage