| perhaps |
maybe; possibly. |
| peri |
a fairy or elf of Persian mythology that is descended from evil angels and must do penance before being admitted to paradise. |
| peri- |
around; about; surrounding. |
| perianth |
the outer covering of a flower, including the calyx and corolla. |
| pericarditis |
inflammation of the pericardium. |
| pericardium |
in vertebrates, the membranous sac enclosing the heart. |
| pericarp |
the wall of a ripened ovary or fruit. |
| Pericles |
an Athenian statesman and general (495?-429 B.C.). |
| pericranium |
the external periosteum covering the outer surface of the skull. |
| perigee |
in astronomy, the point in the orbit of a moon or other satellite at which it is closest to the earth. (Cf. apogee.) |
| perigynous |
of sepals, petals, and stamens, attached to the edges of a cuplike structure that surrounds the ovary but is not connected to it. (Cf. epigynous, hypogynous.) |
| perihelion |
the point in the orbit of a planet or other body at which it comes closest to the sun. (Cf. aphelion.) |
| peril |
the condition of being in danger; jeopardy; risk. [3 definitions] |
| perilous |
causing or involving great danger; risky; hazardous. |
| perilymph |
the fluid between the bony and membranous labyrinths of the ear. |
| perimeter |
the boundary or border of a closed, two-dimensional figure or area. [2 definitions] |
| perineum |
the area of the body between the thighs, esp. the area between the anus and the vulva in the female and the anus and the scrotum in the male. |
| period |
a specific, limited interval or span of time. [8 definitions] |
| periodic |
recurring or reappearing at regular intervals of time. [3 definitions] |
| periodical |
a publication composed of issues that appear at regular intervals. [3 definitions] |
| periodicity |
the tendency to recur at regular intervals. [2 definitions] |