Search the Dictionary

See Penteconter.

A red and purple pigment found in certain crinoids of the genus Pentacrinus.

Any species of Pentacrinus.

An immature comatula when it is still attached by a stem, and thus resembles a Pentacrinus.

A genus of large, stalked crinoids, of which several species occur in deep water among the West Indies and elsewhere.

A solid having five summits or angular points.

A set of verses so disposed that the name forming the subject of the acrostic occurs five times -- the whole set of verses being divided into five different parts from top to bottom.

bstituted for, or compared with, five atoms of hydrogen or other monad; as, nitrogen is a pentad in the ammonium compounds.

Having five appendages resembling fingers or toes.

Having the form of, or a structure modified from, a pentadactyl limb.

A hydrocarbon of the paraffin series, (C15H32) found in petroleum, tar oil, etc., and obtained as a colorless liquid; -- so called from the fifteen carbon atoms in the molecule.

Of, pertaining to, or derived from, pentadecane, or designating an acid related to it.

Same as Quindecylic.

Having the stamens arranged in five clusters, those of each cluster having their filaments more or less united, as the flowers of the linden.

Divided or cleft into five parts.

A work in five different tongues.

having five angles, and, consequently, five sides; any figure having five angles. Regular pentagon, a pentagon in which the angles are all equal, and the sides all equal.

Having five corners or angles. Pentagonal dodecahedron. See Dodecahedron, and Pyritohedron.

In the form of a pentagon; with five angles. Sir T. Browne.

Pentagonal.