Something which contaminates.
A process whereby words with related meanings come to have similar sounds.
The influence of one form (often from a foreign language) on the historical development of another form to which it may be related in meaning.
The act or process of contaminating
The process of making a material or surface unclean or unsuited for its intended purpose, usually by the addition or attachment of undesirable foreign substances.
Either of the two related viruses, human immunodeficiency virus 1 (HIV-1) and human immunodeficiency virus 2 (HIV-2) that progressively destroy the body's immune system and can potentially lead to AIDS.