| phenyl |
the monovalent radical that forms the basis of several aromatic compounds, such as benzene, phenol, and aniline. |
| phenylalanine |
an essential amino acid that is a constituent of many proteins. |
| phenylketonuria |
see "PKU." |
| pheromone |
any of a group of chemical substances produced by an animal to elicit a response or behavior from another animal of the same species. |
| phew |
a breathy exhalation used to express exhaustion, relief, disgust, or surprise. |
| phi |
the name of the twenty-first letter of the Greek alphabet. |
| phial |
a small, often cylindrical container for liquids; vial. |
| Phi Beta Kappa |
a national honor society whose members are chosen annually from among undergraduates in the arts and sciences who have achieved academic distinction. [2 definitions] |
| Philadelphia |
a city in southeastern Pennsylvania, the largest city in the state and one of the most populous in the U.S., important as a government center during the Revolutionary War and home to Independence Hall, where the Declaration of Independence and The U.S. Constitution were signed. |
| philander |
to have casual love affairs, esp. while married. |
| philanthropic |
of, concerning, or characterized by philanthropy. |
| philanthropist |
one who engages in philanthropy. |
| philanthropy |
a feeling of love and goodwill toward humankind in general. [3 definitions] |
| philately |
the study and collection of postage stamps and things related to them, such as postmarks; stamp collecting. |
| -phile |
a person who is attracted to; lover of. |
| Philemon |
a book of the New Testament, consisting of a letter written by the apostle Paul to a friend. |
| philharmonic |
of or relating to a symphony orchestra. [3 definitions] |
| -philia |
love of; tendency toward; attraction to, esp. of an abnormal nature or degree. |
| Philippians |
a book of the New Testament, consisting of a letter written by the apostle Paul to the Christians of Philippi. |
| Philippic |
any of the orations delivered by the Athenian statesman Demosthenes against Philip II of Macedon in the fourth century B.C. [2 definitions] |
| Philippine |
of or pertaining to the Philippines, their people, culture, languages, or the like. |