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ound, as if too weak to stand, and tending to rise at the summit or apex; as, a decumbent stem. Gray.

ending downward; -- said of a leaf whose base extends downward and forms a wing along the stem. -- De*cur"rent*ly, adv.

The separation of ripened leaves from a branch or stem; the falling or shedding of the leaves.

The doctrine or creed of a deist; the belief or system of those who acknowledge the existence of one God, but deny revelation.

Branching so that the stem is lost in branches, as in most deciduous trees. Gray.

A solid bounded by twelve quadrilateral faces. It is a hemihedral form of the isometric system, allied to the tetrahedron.

Shaped like the Greek Deltoid leaf (Bot.), a leaf in the form of a triangle with the stem inserted at the middle of the base. -- Deltoid muscle (Anat.), a triangular muscle in the shoulder which serves to move the arm directly upward.

hich the supreme power is retained by the people, but is indirectly exercised through a system of representation and delegated authority periodically renewed; a constitutional representative government; a republic.

The system of teeth peculiar to an animal.

To empty or unload, as the vessels of human system, by bloodletting or by medicine. Copland.

Lying flat; -- said of a stem or leaf which lies close to the ground.

fatigue of body or brain were in every case followed by desistance . . . then would the system be but seldom out of working order. H. Spencer.

te inflorescence (Bot.), that in which the flowering commences with the terminal bud of a stem, which puts a limit to its growth; -- also called centrifugal inflorescence. -- Determinate problem (Math.), a problem which admits of a limited number of solutions. -- Determinate quantities, Determinate equations (Math.),…

nitely; to find out the specific character or name of; to assign to its true place in a system; as, to determine an unknown or a newly discovered plant or its name.

Of or pertaining to Devon or Devonshire in England; as, the Devonian rocks, period, or system. Devonian age (Geol.), the age next older than the Carboniferous and later than the Silurian; -- called also the Age of fishes. The various strata of this age compose the Devonian formation or system, and include the old red s…

ng from the left to the right, in the ascending line, as in the spiral inclination of the stem of the common morning-glóry.

cube, etc., and terminated by the opposite boundaries; a straight line which bisects a system of parallel chords drawn in a curve.

trical. Diametral curve, Diametral surface (Geom.), any line or surface which bisects a system of parallel chords drawn in a curve or surface. -- Diametral planes (Crystal.), planes in which two of the axes lie.

Regularly dividing by pairs from bottom to top; as, a dichotomous stem. -- Di*chot"o*mous*ly, adv.

Successive division and subdivision, as of a stem of a plant or a vein of the body, into two parts as it proceeds from its origin; successive bifurcation.