1. Active over a long period of time

See also: long

• hydroxytetracycline
• hydroxyzine
• hydroxyzine hydrochloride
• Hydrozoa
• hydrozoan
• Hydrus
• Hyemoschus
• Hyemoschus aquaticus
• hyena
• hyena dog
• hyerreal
• hyerreal number
• hyetology
• Hygeia
• hygiene
• hygienic
• hygienical
• hygienically
• hygienics
• hygienise
• hygienist
• hygienize
• hygro-
• Hygrocybe
• Hygrocybe acutoconica