1. Similar in evolutionary origin but not in function
   - homologic

See also: homologous, homology

• Hydrobatidae
• hydrobromic acid
• hydrocarbon
• hydrocele
• hydrocephalic
• hydrocephalus
• hydrocephaly
• Hydrocharidaceae
• Hydrocharis
• Hydrocharis morsus-ranae
• Hydrocharitaceae
• hydrochloric
• hydrochloric acid
• hydrochloride
• hydrochlorofluorocarbon
• hydrochlorothiazide
• Hydrochoeridae
• Hydrochoerus
• Hydrochoerus hydrochaeris
• hydrocolloid
• hydrocortisone
• Hydrocortone
• hydrocracking
• hydrocyanic
• hydrocyanic acid