Krillion prompt · October 23, 2026
Name a part of a 2D or 3D shape (like a radius).
Krillion accepted 251 answers for this prompt in Dive #100. They’re all below, starting at the trench floor with the gem and rising to the Plankton everyone thinks of first.
Test a guess
Thinking of playing? Test a word before you look.
Notes on this prompt
- With 251 accepted answers, this prompt is narrower than a typical Krillion prompt (about 580), so there’s less room to go deep.
- 202 answers (80%) are Deep Cuts and 27 are Rare, while 5 sit at Plankton.
Quick picks
The shortest Rare or deeper answers, easy to type before the timer runs out.
Leg +60 Apex +60 Arch +60
Also accepted elsewhere
The same answer counted for a different prompt in the archive.
Every accepted answer
One in a Krillion
The gem picked for each prompt. Trench floor.
- Sagitta
Latin for arrow: the segment from an arc's midpoint to its chord.
Deep Cut
Real obscurity. This is where the list gets long.
- Acamar point
- Ajima-Malfatti point
- Angle of a segment
- Angle trisector
- Anticenter
- Antiorthic axis
- Antipode
- Aperture
- Apollonius point
- Apothem
- Apsis
- Arm
- Bailey point
- Bare angle center
- Bevan point
- Bialtitude
- Bimedian
- Branch
- Brianchon point
- Brocard angle
- Brocard axis
- Brocard midpoint
- Brocard point
- Cevian
- Chamfer
- Circumcenter
- Circumradius
- Clawson point
- Cleaver
- Co-vertex
- Congruent incircles point
- Congruent isoscelizers point
- Conjugate axis
- Conjugate diameter
- Core of a star polygon
- Cusp
- Cylindrical segment
- Cylindrical wedge
- De Longchamps line
- De Longchamps point
- De Villiers point
- Diagonal point
- Dihedral angle
- Droussent pivot
- Ear
- Ehrmann congruent squares point
- Ehrmann point
- Eigencenter
- Elkies point
- Eppstein point
- Equal parallelians point
- Equal perimeters isoscelizer point
- Equatorial radius
- Equi-Brocard center
- Equilateral cevian triangle point
- Euler line
- Evans point
- Excenter
- Exeter point
- Exmedian
- Exmedian point
- Exradius
- Exsymmedian
- External angle bisector
- Face angle
- Face diagonal
- Far-out point
- Fermat axis
- Fermat point
- Feuerbach antipode
- Feuerbach point
- Fillet
- Fletcher point
- Focal chord
- Focal radius
- Focus of the Kiepert parabola
- Foot of the altitude
- Fuhrmann center
- Generating circle
- Generatrix
- Gergonne line
- Gergonne point
- Gibert point
- Gnomon
- Gossard perspector
- Griffiths point
- Half-angle
- Hatzipolakis-Yiu point
- Hofstadter point
- Hofstadter trapezoid point
- Hyperbolic sector
- Incenter
- Inflection point
- Inner equator
- Inner radius
- Inradius
- Isodynamic point
- Isogonal mittenpunkt
- Isoscelizer
- Isoscelizer point
- Jerabek antipode
- Jerabek center
- Johnson midpoint
- Kenmotu point
- Kenmotu-van Lamoen point
- Kiepert antipode
- Kiepert center
- Kosnita point
- Latus rectum
- Lemoine axis
- Lobe
- Longuet-Higgins point
- Lune
- Major axis
- Major radius
- Maltitude
- Meridian
- Mid-arc point
- Midradius
- Midsegment
- Minor axis
- Minor radius
- Miquel point
- Mittenpunkt
- Monge point
- Morley center
- Mouth
- Nagel line
- Nagel point
- Napoleon point
- Nappe
- Neuberg center
- Newton line
- Nine-point center
- Nobbs point
- Node
- Nonant
- Octant
- Orthic axis
- Orthocenter
- Outer equator
- Outer radius
- Parabolic segment
- Parallelian
- Parry point
- Petal
- Point of tangency
- Polar radius
- Pole
- Polyhedral angle
- Power point
- Prasolov point
- Rigby point
- Schiffler point
- Schoute center
- Semi-axis
- Semi-latus rectum
- Semi-major axis
- Semi-minor axis
- Semiordinate
- Sextant
- Sharygin point
- Simson line
- Small circle
- Soddy center
- Soddy line
- Solid angle
- Space diagonal
- Spherical angle
- Spherical cap
- Spherical sector
- Spherical segment
- Spherical wedge
- Spherical zone
- Spieker center
- Spire
- Splitter
- Steiner curvature centroid
- Steiner point
- Symmedian
- Symmedian point
- Tarry point
- Taylor center
- Third Brocard point
- Tixier point
- Transverse axis
- Trisected perimeter point
- Trisection point
- Umbilic
- Van Aubel line
- Van Lamoen circumcenters point
- Vecten point
- Vertex centroid
- Vertex figure
- Villarceau circles
- Wabash center
- Weill point
- Yff center of congruence
- Yff parabolic point
- Yff point
- Yff-Malfatti point
- Yiu angle point
Rare
Genuinely uncommon. A strong pick on any prompt.
- Angle bisector
- Apex
- Arch
- Axis
- Base angle
- Base edge
- Central angle
- Centroid
- Endpoint
- Exterior angle
- Focus
- Great circle
- Hemisphere
- Inscribed angle
- Interior
- Lateral edge
- Lateral face
- Leg
- Median
- Midpoint
- Perpendicular bisector
- Plane of symmetry
- Quadrant
- Sector
- Segment
- Slant height
- Vertex angle
Schooler
Solid, but you’re swimming with the crowd.
- Altitude
- Arc
- Axis of symmetry
- Base
- Centre
- Chord
- Circumference
- Diagonal
- Exterior
- Face
- Hypotenuse
- Interior angle
- Perimeter
- Semicircle
- Surface
- Vertex
Plankton
The first thing everyone thinks of.
- Angle
- Diameter
- Edge
- Radius
- Side
More from Dive #100
- Name a branded fast-food menu item (like the Big Mac).
- Name an animal that sprays, spits or squirts something to defend itself.
- Name an upper-body gym exercise (strength exercises only; no full-body moves).
- Name a Nintendo Wii game.
- Name a rap song with over 100 million Spotify streams.
- Name a machine traditionally operated by inserting coins.