1. 
   UAA
   UAA: A triplet consisting of uracil, adenine, adenine, in that order, that acts as a stop codon in messenger RNA (mRNA), signaling the termination of translation of an mRNA molecule and the release of the nascent polypeptide chain.
   Found op http://www.medterms.com/script/main/art.html?articlekey=39064
   
   
2. 
   UAA
   see U-Fahrausbildungslehrgang.
   Found op http://en.wikipedia.org/wiki/Glossary_of_German_military_terms
   
   

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