1. The ordinal number of thirty-eight in counting order
   - 38th

See also: ordinal

• heartseed
• heartsick
• heartsickness
• heartstrings
• heartthrob
• heartwarming
• heartwood
• hearty
• heat
• heat barrier
• heat capacity
• heat content
• heat death
• heat dissipation
• heat energy
• heat engine
• heat exchanger
• heat exhaustion
• heat flash
• heat hyperpyrexia
• heat lamp
• heat lightning
• heat of condensation
• heat of dissociation
• heat of formation