Dictionary » P » Penetrate



1. To enter into; to make way into the interior of; to effect an entrance into; to pierce; as, light penetrates darkness.

2. To affect profoundly through the senses or feelings; to touch with feeling; to make sensible; to move deeply; as, to penetrate one's heart with pity. The translator of homer should penetrate himself with a sense of the plainness and directness of Homer's style. (M. Arnold)

3. To pierce into by the mind; to arrive at the inner contents or meaning of, as of a mysterious or difficult subject; to comprehend; to understand. Things which here were too subtile for us to penetrate. (ray)

Origin: L. Penetratus, p.p. Of penetrare to penetrate; akin to penitus inward, inwardly, and perh. To pens with, in the power of, penus store of food, innermost part of a temple.

Please contribute to this project, if you have more information about this term feel free to edit this page

Results from our forum

Aquatic life in the polar regions

Would sunlight penetrate through the thick layer of ice for the growth of algae?

See entire post
by josem
Thu Sep 11, 2014 8:31 pm
Forum: Ecology
Topic: Aquatic life in the polar regions
Replies: 3
Views: 1690

Would an asteroid simply just pass through Jupiter

... travelling at will mean it will strike like somebody belly-flopping into a swimming pool! The impact will still be significant even if it does penetrate quite far. Jupiter's gravitational pull will also mean that objects that strike it are unlikely to achieve escape velocity and exit the other ...

See entire post
by Babybel56
Fri Feb 28, 2014 8:35 am
Forum: General Discussion
Topic: Would an asteroid simply just pass through Jupiter
Replies: 4
Views: 3521

Re: Red and Green Algea

... really helped me to see that the main reason was the red algae have these phycobilins that can absorb green, violet , and blue light. In which can penetrate water below 100 meters deep! Hope I helped a little! Keep studying :)

See entire post
by Zin
Mon Sep 10, 2012 6:23 pm
Forum: Botany Discussion
Topic: Red and Green Algea
Replies: 8
Views: 9201


... brain? This is a snippet from my notes; please help me make sense of it. --> COMPUTED TOMOGRAPHY [2] Why X-rays don't work for the brain - they penetrate body and then absorbed by "radiopaque" tissues - absorbed, but DO NOT PASS THROUGH. ----------- - Radiodensity (or radiopacity) ...

See entire post
by AbducensNucleus
Sun Aug 12, 2012 3:26 am
Forum: Human Biology
Replies: 1
Views: 2810

Amoeba Culturing

The assumption is that many people get exposed, but the ameobas are rarely able to penetrate the surface and/or survive in the tissues. When mice suck them up, they always get infected. One of the folks in the lab was trying to figure out what the Naegleria - human ...

See entire post
by Darby
Sat Aug 11, 2012 11:47 pm
Forum: Microbiology
Topic: Amoeba Culturing
Replies: 10
Views: 10225
View all matching forum results

This page was last modified 21:16, 3 October 2005. This page has been accessed 4,912 times. 
What links here | Related changes | Permanent link