equa - fact
- equal
- equal triangles
- equal-angle iron
- equal-armed
- equal-phase
- equaling
- equality
- equality sign / mark
- equalization
- equalize
- equalizer
- equalizing
- equalizing bar
- equally loaded
- equally spaced
- equally-loaded phase
- equate
- equated rate
- equated value
- equation
- equator
- equatorial coordinates
- equiaffine
- equiangular
- equiangular hyperbola
- equiangular polygon
- equiangular spiral
- equiareal
- equidirectional
- equidistant; equispaced
- equilateral
- equilibrate
- equilibration
- equilibrium
- equilibrium of forces
- equilibrium position
- equilibrium pressure
- equilibrium state
- equinox
- equip
