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WordReference Random House Learner's Dictionary of American English © 2024pen•e•tra•tion /ˌpɛnɪˈtreɪʃən/USA pronunciation n. - the act or power of penetrating: [countable]enemy penetrations into our territory.[uncountable]a fighter capable of penetration of enemy defenses.
the ability to understand quickly and easily;
insight:[uncountable]the student's penetration of this theorem. WordReference Random House Unabridged Dictionary of American English © 2024pen•e•tra•tion (pen′i trā′shən),USA pronunciation n. - the act or power of penetrating.
- mental acuteness, discernment, or insight:a scholar of rare penetration.
- the obtaining of a share of a market for some commodity or service.
- the extension, usually peaceful, of the influence of one nation or culture into the affairs of another.
- a military attack that penetrates into enemy territory.
- Military[Gunnery.]the depth to which a projectile goes into the target.
- Medicine, Opticsthe measure of relative depth of field of a telescope or microscope, esp. a binocular microscope.
- Late Latin penetrātiōn- (stem of penetrātiō). See penetrate, -ion
- 1595–1605
- 2.See corresponding entry in Unabridged understanding, perception, discrimination, depth, profundity.
Collins Concise English Dictionary © HarperCollins Publishers:: penetration /ˌpɛnɪˈtreɪʃən/ n - the act or an instance of penetrating
- the ability or power to penetrate
- keen insight or perception
- an offensive manoeuvre that breaks through an enemy's defensive position
- Also called: market penetration the proportion of the total number of potential purchasers of a product or service who either are aware of its existence or actually buy it
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