Definition of Infiltrator

1. Noun. Someone who takes up a position surreptitiously for the purpose of espionage.

Generic synonyms: Spy, Undercover Agent
Derivative terms: Infiltrate

2. Noun. An intruder (as troops) with hostile intent.
Generic synonyms: Interloper, Intruder, Trespasser
Derivative terms: Infiltrate

Definition of Infiltrator

1. Noun. One who infiltrates an organization or territory; an undercover or covert agent. ¹

¹ Source:

Definition of Infiltrator

1. [n -S]

Infiltrator Pictures

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Lexicographical Neighbors of Infiltrator

infiltrating cancer
infiltrating ductal cell carcinoma
infiltrating lipoma
infiltration anaesthesia
infiltrative cardiomyopathy
infiltrator (current term)
infinite distance
infinite loop
infinite loops
infinite monkey theorem
infinite recursion
infinite recursions
infinite regress
infinite scroll

Literary usage of Infiltrator

Below you will find example usage of this term as found in modern and/or classical literature:

1. Border Security/anti-infiltration OperationsTechnology (1993)
"(7) When operating near populated areas, the infiltrator will attempt to merge into ... Unless it is an integral part of his mission, the infiltrator will ..."

2. You'll Learn Not to Cry: Child Combatants in Colombia by Human Rights Watch, Human Rights Watch (Organization), Sebastian Brett (2003)
"When a comrade deserts and steals a gun, they consider him an infiltrator. They hit him hard and insult him, and more so if its an infiltrator, ..."

3. Diagnostic and Therapeutic Technic: A Manual of Practical Procedures by Albert Sidney Morrow (1921)
"The Matas infiltrator (Fig. 44) consists of a heavy glass graduated receptacle for ... The Matas massive infiltrator. ..."

4. The American Journal of the Medical Sciences by Southern Society for Clinical Investigation (U.S.) (1833)
"... or the attractive interstitial agency of other masses of air. " It teaches the important truth, that water is the great general infiltrator and ..."

5. Howard's Hill and Other True Stories: Small Unit Marine Action in Vietnam by DIANE Publishing Company (1990)
"They were waiting to trap any infiltrator who might have crept close during the firing. For 10 minutes they lay perfectly still, listening to the night ..."

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