Their stems are typically flattened, almost leaf-like in appearance, with fewer or even no spines, such as the well-known Christmas cactus or Thanksgiving cactus (in the genus Schlumbergera). Cacti have a variety of uses: many species are used as ornamental plants, others are grown for fodder or forage, and others for food (particularly their fruit).
1 Car of Tomorrow, a car design used in NASCAR racing. 2  Cost of transport, an energy calculation. 3  Cotangent, a trigonometric function, written as cot.  Cotyledon, a significant part of the embryo within the seed of a plant.
cottaging (uncountable) ( 1 Britain, slang) Sexual activity in a public lavatory, especially homosexual activity between men. 2  A seasonal activity involving a prolonged stay at one or more cottages; similar to visiting, but typically for a longer duration and at a seasonal home that one owns or rents.