| penetration |
the act, process, or power of penetrating. [3 definitions] |
| penguin |
any of various large, flightless, aquatic birds of the colder regions of the Southern Hemisphere that have webbed feet and short flipperlike wings. |
| penholder |
a holder into which a pen point fits. [2 definitions] |
| penicillin |
any of several antibiotics derived naturally or synthetically from molds and used to treat various bacterial diseases and infections. |
| penicillium |
any of various blue-green molds found on stale bread, decaying fruit, and the like that are used in the making of cheese and the production of penicillin. |
| peninsula |
an area of land surrounded on nearly all sides by water, and connected to a mainland by a usu. narrow strip of land. |
| penis |
the male genital organ used for copulation and urination. |
| penitence |
the feeling or condition of being penitent; regret for one's wrongdoing. |
| penitent |
feeling or showing sorrow or regret for having done wrong. [3 definitions] |
| penitential |
of, pertaining to, or expressing penitence. [3 definitions] |
| penitentiary |
a prison, esp. one operating under federal or state authority. [4 definitions] |
| penknife |
a small folding knife. |
| penlight |
a small flashlight similar in size and shape to a fountain pen. |
| penman |
someone who is expert at penmanship. [3 definitions] |
| penmanship |
the art, skill, or manner of handwriting. |
| pen name |
a name used by an author in place of his or her real name; pseudonym; nom de plume. |
| pennant |
a long, tapering, usu. triangular or forked flag used on ships for signaling or for identification. [3 definitions] |
| penne |
pasta in the form of short, diagonally cut tubes. |
| penni |
formerly, the smaller monetary unit of Finland. (Cf. markka.) |
| penniless |
having no money at all; very poor. |
| pennon |
formerly, a long, tapered streamer or banner attached to a lance as a flag. [2 definitions] |