宿しゅく主しゅ

noun

host (biology)

Only with reading しゅくしゅ

Refers to an organism that harbors a parasite, mutualist, or commensal. Used in biological and ecological contexts.

• ウイルスは宿しゅく主しゅの細さい胞ぼうに侵しん入にゅうする。

  The virus invades the host's cells.

• この寄き生せい虫ちゅうは特とく定ていの宿しゅく主しゅにしか感かん染せんしない。

  This parasite only infects a specific host.

noun

landlord; innkeeper

Only with reading やどぬし

Archaic or literary term for a person who provides lodging; now mostly replaced by 大家 (おおや) or 宿屋の主人. The reading やどぬし is explicitly associated with this sense.

• 旅たび人びとはやどぬしに部屋へやを案あん内ないされた。

  The traveler was shown to a room by the innkeeper.

• 昔むかし話ばなしでは、やどぬしが親しん切せつにもてなす場ば面めんがよく出でてくる。

  In old tales, scenes where the landlord kindly entertains guests often appear.