HA-HA
\hˈɑːhˈɑː], \hˈɑːhˈɑː], \h_ˈɑː_h_ˈɑː]\
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a loud laugh that sounds like a horse neighing
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a ditch with one side being a retaining wall; used to divide lands without defacing the landscape
By Princeton University
Word of the day
Collagen Induced Arthritis
- ARTHRITIS that is induced in experimental animals. Immunological and infectious agents can be used to develop models. These methods include injections of stimulators the immune response, such as an adjuvant (ADJUVANTS, IMMUNOLOGIC) or COLLAGEN.