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B.S.1 a college degree earned in a science, such as biology or chemistry, after four years of study. B.S. is an abbreviation for Bachelor of Science.
chemical of or having to do with the science of chemistry. [1/3 definitions]
chemist one who is active or expert in the field of chemistry.
element any of the 118 substances that cannot be separated into simpler substances by using chemistry. Lead, gold, and oxygen are examples of elements. [1/4 definitions]
litmus paper a small strip of treated paper used in chemistry. Litmus paper turns red in an acid and blue in a base.
neutral neither an acid nor a base in chemistry. [1/4 definitions]