Acorn
1. (Science: botany) The fruit of the oak, being an oval nut growing in a woody cup or cupule.
2. A cone-shaped piece of wood on the point of the spindle above the vane, on the mast-head.
Origin: as. Aecern, fr. Aecer field, acre; akin to D. Aker acorn, Ger. Ecker, Icel. Akarn, dan. Agern, goth. Akran fruit, akrs field; orig. Fruit of the field.
Dictionary > Acorn
You will also like...
Plant Biology
Plantlife can be studied at a variety of levels, from the molecular, genetic and biochemical level through organelles, c..
Biosecurity and Biocontrol
This lesson explores the impact of biosecurity threats, and why they need to be identified and managed. Examples to incl..
Evolution of Life – Ancient Earth
Autotrophs flourished, absorbing carbon and light. Soon after, primitive life forms that could assimilate oxygen thrived..
Biological Viruses
Viruses possess both living and non-living characteristics. This unique feature distinguishes them from other organisms...
Homeostasis of Organism Water Regulation
Osmoregulation is the regulation of water concentrations in the bloodstream, effectively controlling the amount of water..
Examples of Natural Selection
Darwin's Finches are an example of natural selection in action. They are an excellent example of the way species' gene p..