Shapes

• acicular
• acuminate
• acute
• amygdaloid
• anchor
• angular
• annual
• apical
• arc
• arcuate
• asymmetrical
• attenuated
• awry
• baciliary
• ball
• bell
• biconcave
• biconvex
• bifurcate
• bilateral
• biradial
• block
• bolus
• botryoidal
• bowl
• box
• branching
• brick
• bulbous
• bump
• bursiform
• campanulate
• capitate
• catenary
• catenulate
• chevron
• circinate
• circle
• circular
• clavate
• claviform
• clothoid
• cloverleaf
• club
• coil
• columnar
• compass
• concave
• concavo-convex
• cone
• conical
• conoid
• contour
• convex
• convexo-concave
• convoluted
• cordate
• cordiform
• crenate
• crenulate
• crescent
• crook
• cross
• cruciform
• cube
• cubical
• cicullate
• cuneal
• cuneat
• curlicue
• curvature
• curve
• cusp
• cuspidate
• cycle
• cycloid
• cylinder
• cylindrical
• decagon
• dechedron
• decurved
• decussate
• deltoid
• dendriform
• dendroid
• dentiform
• diamond
• discoid
• disk
• dodecagon
• dodecahedron
• dogleg
• dome
• donut
• double helix
• doughnut
• egg
• elbow
• ellipse
• elliptic
• elliptical
• elongate
• ensiform
• falcate
• falciform
• fastigiated
• foliate
• frustrum
• fungiform
• fungoid
• funnel
• globe
• globose
• globular
• gurge
• hestate
• heart
• helical
• helicoids
• helix
• hemihedral
• hemisphere
• heptagon
• heptagonal
• hexagon
• hexagonal
• hexagram
• horn
• hump
• hyperbola
• icosahedron
• infundibuliform
• involute
• knot
• lanceolate
• ligulate
• linear
• lobate
• loop
• lozenge
• lump
• lunette
• meniscus
• moline
• moniliform
• napiform
• nodular
• nodule
• nonagon
• notched
• obcordate
• oblate
• oblique
• oblong
• obovate
• obovoid
• obtuse
• oberse
• octagon
• octagonal
• octahedron
• ogee
• ogival
• ogive
• pophidiform
• orb
• orbicular
• oval
• ovate
• ovid
• palmate
• parabola
• parabolic
• parallelepiped
• parallelogram
• parted
• peaked
• peltate
• pentacle
• pentagon
• pentagonal
• pentagram
• pentahedron
• pentangle
• pinnate
• plane
• plano-concave
• plano-convex
• polygon
• polygonal
• polyhedral
• polyhedron
• pretzel
• prism
• prismatoid
• prismoid
• prolate
• pyramid
• pyriform
• quadrangle
• quadrangular
• quadrilateral
• rectangle
• rectantular
• rectilinear
• reniform
• retroflex
• retuse
• rhomboid
• rhombus
• right angle
• right triangle
• ring
• rondure
• round
• sagittate
• scalloped
• scroll
• scutate
• semicircle
• serrate
• shape
• shell
• sickle
• sigmois
• solid
• spade
• spatulate
• sphere
• spherical
• spicate
• spiral
• square
• star
• stellate
• straight line
• styliform
• switchback
• tapering
• terete
• ternate
• tetartohedral
• tetrahedron
• toothed
• toroid
• toroidal
• torus
• trapezium
• trapezoid
• trapezoidal
• triangle
• triangular
• trifoliate
• trifurcate
• trihedral
• trilateral
• trochoid
• truncated
• tube
• tubular
• turtleback
• unciform
• uncinate
• vermiculate
• villiform
• virgate
• volute
• wheel
• whorl
• winding
• worm
• zigzag