chat·room 
(chătrm′, -rm′)
(chătrm′, -rm′)n.
A site on a computer network where online conversations are held in real time by a number of users.
- hyperinsulinemia
- hyperinsulinism
- Hyperion
- hyperirritability
- hyperirritable
- hyperkalemia
- hyperkeratosis
- hyperkeratotic
- hyperkinesia
- hyperkinesis
- hyperkinetic
- hyperlink
- hyperlipemia
- hyperlipidemia
- hypermarket
- hypermedia
- hypermeter
- hypermetric
- hypermetrical
- hypermetropia
- hypermetropic
- hypermetropical
- hypermetropy
- hypermile
- hypermnesia