Telomeres are short tandem repeats of nucleotides at the ends of chromosomes. Let's break this definition down a bit. Nucleotides are the building blocks of DNA, which is the carrier of genetic information. A tandem arrangement is when things are placed one behind another.
Definition: A board foot is a unit of measure used in the logging and lumber industry. It is a volume measurement that refers to the volume of a board.
A foot is a combination of stressed and unstressed syllables, which is repeated a given number of times in a line of verse to establish a meter. The most common metrical feet in English are the iamb, the trochee, the anapest and the dactyl. 1 foot = monometer.