| photosynthesis |
the process in plants by which sunlight, with the help of chlorophyll, is converted to chemical energy that is used to synthesize inorganic compounds into organic ones, esp. sugars. |
| phrase |
in grammar, a string of words that has meaning and grammatical order but does not have both a subject and a predicate. [11 definitions] |
| physical |
of the body. [4 definitions] |
| physical education |
instruction in sports, exercise, and the care and hygiene of the human body, esp. as a course or program in a school or college. |
| physically |
in, with, or by means of the body. |
| physician |
a licensed medical doctor, esp. one who is not a surgeon. [2 definitions] |
| physicist |
a scientist whose specialty is physics. |
| physics |
(used with a sing. verb) the science that deals with matter and energy, their properties, and their interactions. [2 definitions] |
| pi |
the name of the sixteenth letter of the Greek alphabet. [2 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. |
| piccolo |
a small flute with a pitch that is an octave higher than that of the standard flute. |
| pick1 |
to choose or select from a group. [14 definitions] |
| pick2 |
a sharp, pointed tool used for digging, breaking, or chipping rock, soil, or the like. |
| pickax |
a pick that has one flattened, chisel-shaped end. [2 definitions] |
| pickerel |
any of a number of North American pike, often caught for food or sport. |
| picket |
a pointed stake, post, or peg fixed into the ground, usu. used to make a fence or hold something in place. [5 definitions] |
| pickle |
a food, usu. cucumber, that has been preserved in a solution of salt, vinegar, and usu. seasonings. [4 definitions] |
| pick on |
(informal) to annoy or harass, either verbally or physically. [3 definitions] |
| pick out |
to choose. [2 definitions] |
| pickpocket |
a person who steals from pockets or purses, usu. in crowded or public places. |