りんかいかく
Meanings
Noun
1. critical angle
Pitch accent
んか
いかく
Composed of
boundary; (nuclear) criticality; critical (mass, pressure, temperature, state, point, etc.)
angle; square; cube; bishop; third degree (of the Japanese and Chinese pentatonic scale); Chinese "horn" constellation (one of the 28 mansions); jiao (monetary unit of China; one-tenth of a yuan)