| abaca |
a Philippine plant of the banana family that yields a fiber used in making rope. |
| aconite |
a plant of the buttercup family, that has poisonous and medicinal properties; monkshood. [1/2 definitions] |
| acrogen |
a plant that produces no flower and grows only from the tip of the stem, such as a fern or moss. |
| adaptation |
a particular change in the body of a living thing that helps the animal or plant to survive under new conditions. An adaptation happens over a very long time. [1/4 definitions] |
| adult |
an animal or plant that is fully grown and mature. [1/4 definitions] |
| adventive |
not native to or fully established in a locale or environment, as a plant or animal. [2 definitions] |
| afforest |
to plant (a forest) in an area with few or no existing trees. |
| agave |
any of the tropical American plants, such as the century plant, that are related to the amaryllis and have tall, branched clusters of flowers and leaves with spiny edges. |
| agrobiology |
the applied science of plant growth and nutrition aimed at improving soil conditions and crop yield. |
| albino |
an animal or human that has a congenital lack of pigmentation resulting in abnormally pale skin and hair and pink eyes, or a plant that similarly lacks pigmentation. |
| albumin |
any of a class of proteins soluble in water and coagulating in heat, found in egg white, blood, milk, and various plant and animal tissues. |
| alfalfa |
a plant with purple flowers that is grown as food for cattle and horses. Alfalfa is a member of the legume family of plants. |
| aloe vera |
a plant with spiky leaves that contain a juice thought to heal cuts and burns. [2 definitions] |
| amaranth |
a plant having coarse leaves and bearing purple, green, or red clusters of small flowers, often grown as a food crop. [1/3 definitions] |
| ammoniac |
a sharp-smelling gum resin from the stem of an Asian plant, used in perfumes and porcelain cements; gum ammoniac. [1/2 definitions] |
| anatomical |
of or relating to the structure of a plant or animal. |
| anatomize |
to dissect (a plant or animal) in order to examine in detail the structure or location of various parts. [1/2 definitions] |
| anemone |
a type of plant related to the buttercup that has large white, blue, purple, or red flowers. |
| angiosperm |
a flowering plant that holds its seeds within an ovary. |
| animal |
one of a large group of living things that is not a plant. Animals can move around by themselves to find food. [2 definitions] |
| anise |
a plant with small clusters of flowers and licorice-flavored seeds. [1/2 definitions] |