Specifically, having a series of holes enabling easy tearing along a straight line.
adjective
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Simple past tense and past participle of perforate.
verb
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Sentence Examples
The wall between them is perforated, giving passage to coarse strands of protoplasm.
The melting pans are generally circular vessels, fitted with a perforated false bottom, on which the sugar to be melted is dumped.
It is evident that accurate knowledge of the character and structure of the rock-formations in petroliferous territories is of the greatest importance in enabling the expert to select favourable sites for drilling operations; hence on well-conducted petroleumproperties it is now customary to note the character and thickness of the strata perforated by the drill, so that a complete section may be prepared from the recorded data.
Cells of this type are often called trumpet-hyphae (though they have no connection with the hyphae of Fungi), and in some genera of Laminariaceae those at the periphery of the medulla simulate the sieve-tubes of the higher plants in a striking degree, even (like these latter) developing the peculiar substance callose on or in the perforated cross-walls or sieve-plates.
The bottom of a crucible is perforated by a pipe which projects into the crucible to about two-thirds of its height.