perforation

Definition of Perforation in English :

1. perforation

a line of small holes for tearing at a particular place

2. perforation

a hole made in something

Example Sentences:
'a perforation of the eardrum'

3. perforation

the act of punching a hole (especially a row of holes as for ease of separation)

WordNet Lexical Database for English. Princeton University. 2010.

Perforation

noun

1.

the act of perforating or the state of being perforated

2.

a hole or holes made in something

3.

a.

a method of making individual stamps, coupons, etc, easily separable by punching holes along their margins

b.

the holes punched in this way

. Abbreviation: perf

noun

1.

a perforating or being perforated

2.

a hole made by piercing, ulceration, etc.

3.

any of a series of holes punched or drilled, as between postage stamps on a sheet

n.

1. A hole or series of holes punched or bored through something, especially a hole in a series, separating sections in a sheet or roll.

2.

a. The act of perforating.

b. The state of being perforated.