15-letter words containing g, a, u, s, i
- sulfiting agent — sulfite (def 2).
- summer triangle — a group of three first-magnitude stars (Deneb, Vega, and Altair) visible during the summer in the N skies
- supergiant star — Astronomy. an exceptionally luminous star whose diameter is more than 100 times that of the sun, as Betelgeuse or Antares.
- surgical needle — a needle for suturing.
- surgical spirit — Surgical spirit is a liquid which is used to clean wounds or surgical instruments. It consists mainly of alcohol.
- surgical strike — a military action designed to destroy a particular target without harming other people or damaging other buildings near it
- tetrasporangium — a sporangium containing four asexual spores.
- tissue-matching — identification of specific genetically linked antigens in tissue in order to minimize antigenic differences between donor and recipient tissue in organ transplantation.
- toucan crossing — a place where people who are walking and cyclists can both cross a busy road together. They press a button at the side of the road, which operates traffic lights to stop the traffic
- training course — practical programme of study
- transfiguration — the act of transfiguring.
- tungsten rating — a film-speed rating that indicates the relative sensitivity of a particular film stock to light from incandescent lamps with tungsten filaments.
- ultra-religious — of, relating to, or concerned with religion: a religious holiday.
- understandingly — mental process of a person who comprehends; comprehension; personal interpretation: My understanding of the word does not agree with yours.
- undisappointing — not disappointing
- universal stage — a small theodolite mounted on the stage of a polarizing microscope and used in the petrographic analysis of rocks.
- unmitigatedness — the state of being unmitigated
- unscintillating — animated; vivacious; effervescent: a scintillating personality.
- untransmigrated — not transmigrated; not transferred or caused to be transferred
- urban sociology — the sociological study of cities and their role in the development of society.
- us savings bond — A US Savings bond is a long-term bond issued by the US government that is considered low-risk.
- virtual storage — a system whereby addressable memory is extended beyond main storage through the use of secondary storage managed by system software in such a way that programs can treat all of the designated storage as addressable main storage.
- walpurgis night — (especially in medieval German folklore) the evening preceding the feast day of St. Walpurgis, when witches congregated, especially on the Brocken.
- washing-up bowl — plastic bowl used for washing dishes