(n) Seyfert galaxy
(n) bunt performed for a base hit (wasei: safety bunt)
(n) (uk) Western hydrangea
Hydrangea macrophylla
(n) (uk) Eurasian hazel (Corylus avellana)
(n) (uk) English holly (Ilex aquifolium)
(n) (uk) sweet cherry (Prunus avium)
mazzard
(n) (uk) cinnamon tree (Cinnamomum zeylanicum)
(n) (comp) secondary site
(n) (comp) secondary ring
(n) second wind
(n) outdoor environmental educational program for city children (programme) (wasei: second school)
(n) (comp) second battery
(n) (comp) security ID
(n) (comp) security log
(n) (comp) security management
(n) sexuality
(n) sectionalism
(n) (comp) segment priority
(n) cesium atomic clock
(n) Cesium 137 (Cs-137) (Caesium)
(n) (comp) session lifetime
(n) sex appeal
(n) sex symbol
(n) sex friend
someone with whom one is not romantically involved but frequently has sexual relations with anyway
(n) (comp) setup time
(n) set position (baseball)
(n) (abbr) setting lotion
(n) separate course
(n) cephalosporin
(n) (obsc) Septuagint (lat: Septuaginta)