Synonym: incursion, insight. Similar words: penetrative, penetrating, penetrate, impenetrable, stratification, generation, veneration, generational. Meaning: [‚penɪ'treɪʃn] 
n. 1. an attack that penetrates into enemy territory 2. clear or deep perception of a situation 3. the act of entering into or through something 4. the ability to make way into or through something 5. the depth to which something penetrates (especially the depth reached by a projectile that hits a target) 6. the act (by a man) of inserting his penis into the vagina of a woman.
n. 1. an attack that penetrates into enemy territory 2. clear or deep perception of a situation 3. the act of entering into or through something 4. the ability to make way into or through something 5. the depth to which something penetrates (especially the depth reached by a projectile that hits a target) 6. the act (by a man) of inserting his penis into the vagina of a woman. 
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151. Hydro-hammers provide high penetration rate in hard rocks, less borehole deviation, and high core recovery in exploration drilling. The technology has been established and its uses are being extended.
152. Whether installed vertically or obliquely, it can resist the penetration accidental crash.
153. Objective: To determine and analyze the etiologies and modalities of treatment for unconsummated coitus due to vaginal penetration failure.
154. Without disturbance of surface echo wave, defect wave is easily identified by using shear wave to detect lack of penetration in the root segment.
155. The ROP accelerators helped increase the rate of penetration by improving the lubricity and reducing the viscosity of the mud which in turn reduced the friction of drill pipes on the wall of the hole.
156. Industrial scale experimental results demonstrate that the slag smelted in this way can protect the ladle lining against penetration corrosion for it is of low smelting point and of sound fluidity.
157. So this article will angle back to the theories of Mannheim, from an ideological point of penetration.
158. OBJECTIVE To study the effect of penetration enhancers on the permeability of papaverine gel through skin.
159. Jet penetration depth is decided mainly by the transfer of momentum between jet and emulsion phase of tal.
160. The drill bit is a direct tool for rock breakage. The rate of penetration is closely related with the drill bit as well as the mechanical properties of the rocks.
161. The penetration of a particle into the lung is influenced by air velocities breathing patterns.
162. Based on the above analysis, an improved empirical formula for calculating the penetration resistance is suggested.
163. The coastal salt spray zone anti - chloride ion penetration, to protect reinforced concrete.
164. Weld penetration and wire melting speed of AC PMIG welding not only have relationship with welding current but also with electrode negative ratio.
165. The microwave solid state noise diodes are investigated based on the PN junction avalanche multiplication theory with tunneling penetration.
166. The man lies directly on top of the woman and penetration angle is similar to that in the missionary position.
167. The interaction between T4 phage and host cells was determined by titration calorimetric method[sentence dictionary], and the early information of T4 phage infection and penetration were got.
168. Polyvinyl acetate (PVA): A flexible cold melt adhesive made from synthetic resins. It has low initial tack but good penetration and excellent flexibility.
169. The percutaneous absorption of nicardipine hydrochloride gel through rabbit skin in vivo was investigated and the promotion effect of laurocapram on skin penetration was evaluated.
170. This paper systematically studied the interfacial actions between magnesian ceramic crucible and K3 superalloy melt in terms of interfacial wettability, penetration and chemical reaction.
171. As for the choice of the microwave irradiation frequency, the trade-off must be made in order to insure the penetration depth of the microwave signal, imaging contrast and signal-to-noise ratio.
172. Based on the similarity theory of the accelerated life test, the accelerated life test of concrete was carried out with the multi-channel and adjustable-voltage chloride ion penetration test setup.
173. You're drugging yourself all the time, therefore you have no energy of that kind that demands into the penetration of something immense.
174. The principle and technical structure for the new type systems and penetration frequency has been discussed.
175. The German penetration of the Allied lines was a damning commentary on the supposed ( invulnerability ) of the Maginot Line.
176. Objective To investigate the prognosis of penetration needling and kinesitherapy for treatment of peripheral facial neuritis and select acupuncture opportune moment.
177. Deep penetration laser welding was performed at aluminum alloy LF 3 Y 2 under hot and press condition.
178. Objective To study the effect of electric field direction on the percutaneous penetration of the non-ionic drug caffeine mediated by skin electroporation and iontophoresis.
179. Achieve a high level of CBE awareness and penetration in all markets and applications.
180. The levelness and penetration of acid dye were the best and the color fastness to washing could increase by 1/2 or 1 grade by fixation treatment; 3.
More similar words: penetrative, penetrating, penetrate, impenetrable, stratification, generation, veneration, generational, regeneration, social stratification, generation gap, frustration, prostration, arbitration, lost generation, sequestration, registration, illustration, infiltration, demonstration, transpiration, concentration, administration, transmigration, transfiguration, rationalization, multinational corporation, concentration camp, food and drug administration, declaration of independence.