| trophic |
of or relating to nutrition or nutritive processes. |
| trophoblast |
an outer layer of cells by which the fertilized ovum attaches to the uterine wall, and through which the embryo receives nourishment. |
| trophoplasm |
a type of protoplasm that provides nourishment to a cell. |
| -trophy |
nutrition or growth. |
| trophy |
something serving as a token or memento of victory, excellence, or the like; award. [2 definitions] |
| -tropic |
turning or changing in (such) a way or in response to (such) a stimulus. [2 definitions] |
| tropic |
(often cap.; usu. pl.) the region around the equator between the Tropic of Cancer and the Tropic of Capricorn, characterized by a hot climate. [4 definitions] |
| tropical |
of, concerning, characteristic of, or occurring in the tropics. [2 definitions] |
| tropical cyclone |
a storm originating usu. over tropical seas, characterized by very low barometric pressure, great size, and hurricane-force winds swirling about a calm eye. |
| tropical fish |
any of various small or brightly colored fishes that are native to tropical waters, esp. those kept and bred in aquariums. |
| tropical maritime |
a warm, wet air mass originating over tropical oceans. |
| tropical storm |
a tropical cyclone with winds from 39 to 73 miles per hour, the stage below a hurricane in strength. |
| Tropical Zone |
see "Torrid Zone." |
| tropic bird |
a tropical seabird characterized by white plumage, black markings, and a pair of very long tail feathers. |
| Tropic of Cancer |
an imaginary line around the earth parallel to the equator and about twenty-three degrees north of it, representing the northernmost latitude at which the sun is ever directly overhead. |
| Tropic of Capricorn |
an imaginary line around the earth parallel to the equator and about twenty-three degrees south of it, representing the southernmost latitude at which the sun is ever directly overhead. |
| tropics |
the region of the earth that is near the equator and that is known for having a hot climate. |
| -tropism |
an organism's attraction to, or repulsion from, a stimulus. |
| tropism |
in biology, the turning or growth of an organ or organism toward or away from an external stimulus such as light, gravity, or nutrients. |
| tropology |
the use of tropes or figurative language in writing. [3 definitions] |
| troposphere |
the innermost layer of the atmosphere, up to six to twelve miles above the earth's surface, in which clouds and other weather conditions occur. |