
Explanation of concentration (noun) form plural: concentrations the amount of a substance within a second substance, usually in a solution
Sample of concentration The concentration of the solution was one mole.
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Explanation of beta-carotene (noun) form: no plural a nutrient found throughout plant and animal species
Sample of beta-carotene The liver converts beta-carotene to vitamin A.
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Explanation of toughness (noun) form: no plural the amount of effort or energy required to break an object
Sample of toughness Toughness is a property of metals.
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Explanation of autoantibody (noun) form plural: autoantibodies protein formed to fight the body's own cells
Sample of autoantibody Autoantibodies are implicated in autoimmune diseases.
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Explanation of osmosis (noun) form: no plural process where solvent molecules, e.g. water, pass through a selectively permeable membrane from a region of high concentration to a region of low concentration
Sample of osmosis Osmosis is a special form of diffusion. Reverse osmosis units for freshwater fish are all very well, but many fish keepers who use them are forced to mix the water obtained with raw tap water before adding it to the tank, simply because they cannot afford the expense of a separate carbon filter.
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Explanation of poisoning (noun) form plural: poisonings the act of being damaged by a toxic compound
Sample of poisoning There are many cases of drug poisoning each year.
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Explanation of directions (noun) form: only plural instructions; manual containing information on how to use a drug or medication
Sample of directions We were given a number of examples of persons who would not comply with medical directions, due to inability to read written instructions or because verbal instructions were not presented in a way in which they could be understood.
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Explanation of neutron (noun) form plural: neutrons uncharged particle found in the nucleus of the atom
Sample of neutron Protons and neutrons have similar masses.
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Explanation of nasal (adjective) relating to the nose
Sample of nasal Air passes down the nasal passages towards the lungs.
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Explanation of cardiac (adjective) of the heart
Sample of cardiac The patient died after a cardiac arrest.
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