Defn: Of or pertaining to a parallelogram; parallelogrammic.

PARALLELOGRAMMIC; PARALLELOGRAMMICAL
Par`al*lel`o*gram"mic, Par`al*lel`o*gram"mic*al, a.

Defn: Having the properties of a parallelogram. [R.]

PARALLELOPIPED
Par`al*lel`o*pi"ped, n. Etym: [Gr. parallélopipède.] (Geom.)

Defn: A solid, the faces of which are six parallelograms, the opposite pairs being parallel, and equal to each other; a prism whose base is a parallelogram.

PARALLELOPIPEDON
Par`al*lel`o*pip"e*don, n. Etym: [NL.]

Defn: A parallelopiped. Hutton.

PARALLEL STANDARDS
Parallel standards. (Numismatics)

Defn: Two or more metals coined without any attempt by the government to regulate their values.

PARALLEL SULCUS
Parallel sulcus. (Anat.)