13-letter words containing a, b, p, i, c
- subtriplicate — designating or involving the ratio of the cube roots of two terms
- subtropically — in the subtropics
- tramping club — an organization of people who walk for recreation, esp in the bush
- triploblastic — having three primary germ layers, as the embryos of vertebrates.
- tuva republic — a constituent republic of S Russia: mountainous. Capital: Kizyl. Pop: 305 500 (2002). Area: 170 500 sq km (65 800 sq miles)
- tympanic bone — (in mammals) a bone of the skull, supporting the tympanic membrane and enclosing part of the tympanum or middle ear.
- unappreciable — sufficient to be readily perceived or estimated; considerable: There is an appreciable difference between socialism and communism.
- unimpeachable — above suspicion; impossible to discredit; impeccable: unimpeachable motives.
- unimpeachably — above suspicion; impossible to discredit; impeccable: unimpeachable motives.
- unperceivable — imperceptible
- unperceivably — imperceptibly
- unpracticable — impracticable.
- unpredictable — not predictable; not to be foreseen or foretold: an unpredictable occurrence.
- unpredictably — not predictable; not to be foreseen or foretold: an unpredictable occurrence.
- unproblematic — not problematic, not causing difficulties or confusion; uncomplicated
- unspecifiable — not able to be specified