tear stone –>
dacryolith
A concretion in the lacrimal apparatus.
Synonym: lacrimal calculus, ophthalmolith, tear stone.
Origin: dacryo– G. Lithos, stone
Dictionary > Tear stone
You will also like...
Biological Cell Introduction
It only takes one biological cell to create an organism. A single cell is able to keep itself functional through its 'mi..
Types and Causes of Brain Damage
This tutorial describes the different types and causes of brain damage. Find out how genetics, physical injury, lack of ..
Growth and Plant Hormones
Plants, like animals, produce hormones to regulate plant activities, including growth. They need these hormones to respo..
Freshwater Community Energy Relationships – Producers & Consumers
This tutorial looks at the relationship between organisms. It also explores how energy is passed on in the food chain an..
Human Biology – Food and Digestion
This tutorial recognizes the importance of food as a source of energy that will fuel many biological processes. A good d..
Plant Biology
Plantlife can be studied at a variety of levels, from the molecular, genetic and biochemical level through organelles, c..