indicatrix

Mane (Îngilîzî)

An ellipsoid whose three axes represent the refractive indices of an anisotropic crystal for light following different directions with respect to the crystal axes

Hevwate

characteristic curve

data

directive

exponential

index

indexing

indicate

indicating

indication

indicative

instruct

instruction

norm

pilot

🧑‍✈️

pointing

prescribe

quota

target

marking-out

index line

index mark

index arm

Etîmolojî (Îngilîzî)

Borrowed from Latin indicatrix; equivalent to indicate + -trix.