| physiognomy |
the facial or surface features of a person or other living creature. [2 definitions] |
| physiography |
the science that deals with the natural features, structure, and phenomena of the earth's surface, such as climate and the distribution of plants and animals; physical geography. |
| physiological |
of or relating to the vital processes or functions of a living organism or its parts. |
| physiology |
the science that deals with the processes and functions of living organisms and their cells, tissues, and parts. [2 definitions] |
| physiotherapy |
the treatment of disease, defects, or injuries by mechanical means, such as massage, exercise, or the application of heat; physical therapy. |
| physique |
the overall structure, proportions, muscular development, and appearance of the human body. |
| physis |
the area of growth at each end of the long bones of children and adolescents, also known as the epiphyseal plate or growth plate. |
| physostigmine |
a clear or pink crystalline substance obtained from the Calabar bean and used in various medicines, as for constricting the pupils in glaucoma. |
| -phyte |
a plant having the characteristic or growth habit specified. [2 definitions] |
| phyto- |
plant. |
| phytochemistry |
the branch of chemistry that deals with plants and the substances they produce. |
| phytogenic |
having developed or originated from plants, as coal. |
| phytoplankton |
tiny plant particles floating in bodies of water; algae. (Cf. zooplankton.) |
| P.I. |
abbreviation of "private investigator." |
| pi |
the name of the sixteenth letter of the Greek alphabet. [2 definitions] |
| piacular |
making amends; atoning. [2 definitions] |
| pia mater |
the innermost of three vascular membranes that envelop the brain and the spinal cord. (See arachnoid, dura mater.) |
| pianism |
the technique or performance of a pianist. |
| pianissimo |
in music, very soft. [3 definitions] |
| pianist |
one who plays the piano, esp. one who earns a living by doing so. |
| piano1 |
a large keyboard instrument with wire strings that are struck by small hammers attached to the ends of the keys. |