(physics) excitation

(physics) to excite

possible / feasible

possibility, good chance / feasibility

a light, beam, illumination / a gleam, glow, ray / a glimmer, shine, sparkle / a luster/lustre, polish, sheen / glory, influence, power / a glimmer, gleam / positive aspect

material, substance

(physics) an exciton

蛍(ほたる)の光(ひかり)窓(まど)の雪(ゆき) (hotaru no hikari mado no yuki, “firefly's dim light, snow reflected on the window → diligent study”)

a placename, such as that of a city in Yamaguchi Prefecture / one of the bullet train services running on the 東海道 (Tōkaido) or 山陽 (San'yō) shinkansen / a surname / a female given name

a male given name / a female given name