“The large halo that surrounds the sky is the parhelic circle with 120 degree parhelion little sun dogs I think.”
“The sundog, the parhelic circle and the 120 degree parhelion: and the 120 degree parhelion shining brightly.”
“- a bright spot on the parhelic circle; caused by diffraction by ice crystals; "two or more parhelia are usually seen at once", sunspot - a cooler darker spot appearing periodically on the sun's photosphere; associated with a strong magnetic field”
These user-created lists contain the word ‘parhelic’.
A roster of adjectives that infrequently surface in typical conversation and writing. Many are dredged from scientific or other technical jargon or sieved from examples of disused archaic forms.
Looking for tweets for parhelic.