詩仙 is read as しせん (shisen) and means great poet.
しせん
shisen
しいか
Japanese and Chinese poetry
うた
classical Japanese poem (esp. tanka)
しじん
poet
しじょう
poetic sentiment
ししゅう
poetry anthology
し
Chinese poem
しさく
composition of a poem
してき
poetic
しけい
form of verse
しぶん
poetry and prose
しろん
essay on poetry
しく
verse