25-letter words containing a, t, h, e, m, i
- transient ischemic attack — a brief vascular spasm in which a partially blocked artery impedes blood flow to the brain, resulting in symptoms such as impaired vision, dizziness, numbness, or unconsciousness. Abbreviation: TIA.
- tribasic sodium phosphate — sodium phosphate (def 3).
- undisputed world champion — a boxer who holds the World Boxing Association, the World Boxing Council, the World Boxing Organization, and the International Boxing Federation world championship titles simultaneously
- vienna development method — (programming, specification) (VDM) A program development method based on formal specification using the Vienna Development Method Specification Language (VDM-SL).
- white sands missile range — a U.S. Army military testing ground for rockets and guided missiles in SW New Mexico, W of Alamogordo.