أسم
laboratory [pl. laboratories] , {chem.}
مختبر {كمياء}
examiner {relations}, {educ.}
مختبر {تعليم}
tester [pl. testers] , {relations}
experimenter {chem.}
مُخْتَبِر {كمياء}
lab [pl. labs] , {chem.}
مختبر {كمياء}
probationer [pl. probationers]
sampler [pl. samplers] , {relations}
trier [pl. triers] , {relations}