Definitionn. a line of small holes for tearing at a particular place
Last update: August 20, 2015
2
Fold the paper along the perforations. [Please select]
0
The perforation of the paper when done by hand is usually performed by means of small mallets, but at the central telegraph office in London, and at other large offices, the keys are only used for opening air-valves, the actual punching being done by pneumatic pressure. [Please select]
0
This perforation had been made during life, for the edges had commenced to cicatrize. [Please select]
0
I have seen, crowding around the honeyed perforation, wasps, flies, earwigs, Sphinx-moths, Pompilidæ, rose-chafers, and, above all, ants. [Please select]
0
A tiny perforation of no importance to the insect is more effectual than evisceration. [Please select]
0
The extent of each movement upwards is approximately determined by the depth of the perforation. [Please select]
0
Not an eye could divine the inhabitant if the surface of the acorn did not bear the mark of a tiny perforation. [Please select]
0
If the food is recognised as being satisfactory the egg is laid; if not, the perforation is abandoned without more ado. [Please select]
0
What is the object of this long perforation, which often occupies more than half the day. [Please select]
0
They have a hole in the end and cannot be reeled because every time the thread comes to the perforation it is broken. [Please select]
0
It is intact, therefore; it is free of any perforation, which would be forthwith revealed under the water by an escape of gas. [Please select]
Do you have a better example in your mind? Please submit your sentence!