1. Of a stimulus just strong enough to be consciously experienced 
2. At a threshold or transitional stage

Encyclopedia: Liminal

• Harijan
• harikari
• harissa
• hark
• hark back
• Harkat ul-Ansar
• Harkat ul-Mujahedeen
• Harkat-ul-Jihad-e-Islami
• Harkat-ul-Mujahidin
• harken
• harl
• Harlan F. Stone
• Harlan Fisk Stone
• Harlan Fiske Stone
• Harlan Stone
• Harlean Carpenter
• Harlem
• Harlem Renaissance
• Harlem River
• harlequin
• harlequin opal
• harlequin-snake
• harlequinade
• Harley
• Harley Granville-Barker